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Signals and signaling

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• Communication
• Communications, Military
• Marine service
• Naval art and science
• Navigation
• Signs and symbols

• Flags

• Aids to navigation
• Collisions at sea -- Prevention
• Distress signals
• Flares
• Fog-signals
• Merchant marine -- Signaling
• Military calls
• Mine communication systems
• Morse code
• Railroads -- Signaling
• Rule of the road at sea
• Signal lights
• Signals and signaling, Automobile
• Signals and signaling, Submarine
• Sirens (Signaling devices)
• Steam-whistles
• Weather signals
• Whistles

• Coastal signals
• Military signaling
• Naval signaling

• Sound-Signals (reprinted from the Annual Cyclopaedia; New York: D. Appleton and Co., 1884), by Arnold Burges Johnson (multiple formats at Google)
• The American Boys' Book of Signs, Signals and Symbols (Philadelphia and London: J. B. Lippincott Co., c1918), by Daniel Carter Beard (multiple formats at archive.org)
• A System of Marine Signals (New York: D. Van Nostrand, 1876), by S. P. Griffin (multiple formats at Google)
• Code of yachting signals. ([New York] The New York yacht club, c1874), by New York yacht club (page images at HathiTrust)
• Drill and code book of United States Power Squadrons, ([Boston?], c1916), by United States Power Squadrons (page images at HathiTrust)
• Young sailor's assistant in practical seamanship including the rules of the road; directions for resuscitating the apparently drowned, etc., etc., together with the salutes ... naval signal flags, Very's lights, and the international code of signals, (Washington, 1893), by Emory H. Taunt (page images at HathiTrust)
• Ship signals [electronic resource]. ([Québec? : s.n., 18--]) (page images at HathiTrust; US access only)
• The Following signals will be made on the signal staff when vessels are coming into the harbour of Quebec [electronic resource]. ([S.l. : s.n., 1800?]) (page images at HathiTrust)
• [Plan of the Halifax telegraph and directions for taking the signals made on it] [electronic resource]. ([Halifax, N.S.? : s.n., 1817?]) (page images at HathiTrust)
• The universal code of signals for the mercantile marine of all nations, (London, Richardson brothers, 1858), by Frederick Marryat and G. B. Richardson (page images at HathiTrust)
• Outdoor signalling, (New York, Outing publishing company, 1911), by Elbert Wells (page images at HathiTrust)
• Handbook of military signalling. (New York : Appleton, 1917), by Howard Andrew Giddings (page images at HathiTrust)
• The new semaphoric signal book : in three parts : containing the marine telegraph system, with the appendix, the United States telegraph vocabulary, and embracing Marryatt's telegraph signal numbers, as adopted by the British and French governments, at Lloyd's Coffee House, London, and used at the Liverpool and Holyhead telegraph stations, the whole adapted to the use of the semaphoric telegrah, and marine telegraph flags, comprising in the aggregate, twelve thousand vessels' designating telegraph numbers. / (Boston : Printed by Kidder & Wright, 1841), by John Parker (page images at HathiTrust)
• Telegraphic signals; or Marine vocabulary / ([London?] : Printed for T. Egerton, Military Library, near Whitehall, 1803), by Home Riggs Popham (page images at HathiTrust)
• Rogers and Black's American semaphoric signal book, for the use of vessels employed in the United States Naval, Revenue and Merchant Service / (Baltimore, MD : F. Lucas, [1847]), by Henry J. Rogers (page images at HathiTrust)
• Electric mine signalling installations. A practical treatise on the fitting-up and maintenance of electrical signalling apparatus in mines... (New York : [s.n.], 1914), by G. W. Lummis Paterson (page images at HathiTrust)
• A treatise explanatory of a new system of naval, military and political telegraphic communication of general application : in which a comprehensive numerical dictionary ... is applied ... to different descriptions of terrestrial and nocturnal telegraphs ... in order to mature, and render general a science, hitherto in its infancy / (London : Printed by C. Rowerth ..., 1817), by John Macdonald (page images at HathiTrust)
• Operator and organizational maintenance manual : signal lamp equipment SE-11 and SE-11-A. ([Washington, DC] : Headquarters, Dept. of the Army, [1991]), by United States. Department of the Army (page images at HathiTrust)
• Pyrotechnic signals : operator's manual. ([Washington, D.C.] : Dept. of the Army, [1992]), by United States. Department of the Army (page images at HathiTrust)
• Nǣo sō̜n wichā thahān sư̄sān. ([Phranakhō̜n? : s.n., 2443? [1900?]]), by Thailand) Rōngrīan Nāirō̜i Phra Čhunlačhō̜mklao (Bangkok (page images at HathiTrust; US access only)
• Title 49--Transportation and railroads, Chapter I--Interstate Commerce Commission, Subchapter A--General rules and regulations, Part 134-Signal failure reports : monthly report of failure of block signal systems, interlocking, automatic train stop, train control, and cab signal devices, and other similar appliances, methods and systems to indicate or function as intended / ([Washington, D.C.] : U.S. Government Printing Office, 1954), by United States Interstate Commerce Commission (page images at HathiTrust)
• Visual sweep width determination for three visual distress signalling devices / (Washington, D.C. : U.S. Department of Transportation, U.S. Coast Guard, Office of Research and Development ; Springfield, Va. : National Technical Information Service [distributor, 1986]), by G. L. Hover, R. Q. Robe, United States. Coast Guard. Office of Research and Development, Inc Analysis & Technology, and U.S. Coast Guard Research & Development Center (page images at HathiTrust)
• Atmospheric transmissivity update, 1988 / (Washington, DC : U.S. Department of Transportation, United States Coast Guard, Office of Engineering and Development ; Springfield, Va. : National Technical Information Service, [distributor, 1988]), by Miles A. Millbach, Marc B. Mandler, Michael R. Wroblewski, United States. Coast Guard. Office of Engineering and Development, and U.S. Coast Guard Research & Development Center (page images at HathiTrust)
• The Brachial telegraph. An original method of conversing and signalizing on land and at sea, by means of human arms, at any and all distances, even within furthest range of the telescope. (New York : H. Sanders, 1852), by Robert W. Jenks (page images at HathiTrust)
• International code of signals. (Washington : Govt. print. off., 1909), by United States. Hydrographic Office (page images at HathiTrust)
• Tactical communications research and development requirements from signal and behavioral science perspectives / (Alexandria, Va. : U.S. Army Research Institute for the Behavioral and Social Sciences, 1997), by Dorothy L. Finley (page images at HathiTrust)
• International code of signals. (Washington : Govt. print. off., 1909), by Great Britain. Board of Trade (page images at HathiTrust; US access only)
• Manual of visual signaling of the U.S. Signal Corps / (Washington : The Corps,), by United States Army Signal Corps (page images at HathiTrust)
• Signal Corps field manual : Organizations and operations in the cavalry division and cavalry corps / (Washington, D.C. : U.S. Govt. Print. Off., 1940), by United States War Department (page images at HathiTrust)
• Signaleurs et signaux. (Paris : H. Charles-Lavauzelle, [1906]), by Henri Cremer (page images at HathiTrust; US access only)
• Tactique navale, (Paris, H. L. Guerin & L. F. Delatour, 1763), by Sébastien François Bigot de Morogues (page images at HathiTrust)
• Outdoor warning device systems; technical manual. ([Washington, D.C.] : U.S. Govt. Print. Off., 1951), by United States Federal Civil Defense Administration (page images at HathiTrust)
• International code of signals. (Washington, Govt. Print. Off., 1923), by Great Britain. Board of Trade (page images at HathiTrust)
• Army training : Army analysis overstates signal training costs at Fort Sill : report to the Honorable Dave McCurdy, House of Representatives / (Washington, D.C. : The Office ; Gaithersburg, MD (P.O. Box 6015, Gaithersburg 20877) : The Office [distributor, 1992]), by United States General Accounting Office (page images at HathiTrust)
• Bankoku Kaijō shingō sho / (Tōkyō : Kaigunshō, Meiji 7 [1874]), by Shigemitsu Nangō and Japan. Kaigunshō (page images at HathiTrust)
• Manual of military signaling for the use of the regular army, National Guard, military schools and colleges. (Port Thomas, Newport, Ky., 1894), by C. G. Morton and Harry Hill Bandholtz (page images at HathiTrust)
• Manual of visual signaling of the U.S. Signal corps. / (Washington : Govt. print. off., 1905), by United States Army Signal Corps and Daniel John Carr (page images at HathiTrust; US access only)
• Training of signal communication personnel. March 9, 1942. ([Washington : U.S. Govt. Print. Off., 1942]), by United States Army Signal Corps (page images at HathiTrust)
• The 1931 international code of signals. (Washington, U. S. Govt. print. off., 1933), by Great Britain. Board of Trade (page images at HathiTrust; US access only)
• International code of signals, as adopted by the fourth Assembly of the Inter-governmental Maritime Consultative Organization in 1965, for visual, sound, and radio communications ([Suitland, Md.] : Defense Mapping Agency Hydrographic/Topographic Center; for sale by authorized sales agents of the Defense Mapping Agency Combat Support Center, 1990), by United States. Defense Mapping Agency. Hydrographic/Topographic Center and Intergovernmental Maritime Consultative Organization (page images at HathiTrust)
• Pre-induction vocational training in electrical signal communication. (Washington, D.C. : U.S. Govt. Print. Off., 1943), by United States. Division of Vocational Education and United States War Department (page images at HathiTrust)
• Decreto expedido por el general Cipriano Castro, ... sobre 'Reglamentos preventivos para evitar colisiones en el mar,' que modifica el de 27 de octubre de 1900. (Caracas : Impr. Bolívar, 1905), by Venezuela (page images at HathiTrust; US access only)
• Catalogue of interlocking and railroad signaling appliances. ([New York, Mitchell & Miller, 1889]), by Johnson Railroad Signal Company (page images at HathiTrust)
• The international code of signals for the use of all nations. (Washington: Govt. Print. Off., 1894), by Great Britain. Board of Trade, United States. Hydrographic Office. International code of signals, and United States Navy Department Bureau of Navigation (page images at HathiTrust)
• International code of signals. [U.S.] Hydrographic Office. (Washington, Govt. Print. Off., 1907), by Great Britain. Board of Trade and United States. Hydrographic Office (page images at HathiTrust)
• Signal book, United States Army. 1916. (Washington, Govt. Print. Off., 1916), by United States Army Signal Corps (page images at HathiTrust)
• Handbook of signalling, 1918 / ([London? Eng.] : The Division, 1918), by Great Britain. Naval Staff. Signal Division (page images at HathiTrust; US access only)
• Gilbert signal engineering; complete and thorough instructions in all forms of signaling for boys, (New Haven, N.Y., A. C. Gilbert Co., [c1920]), by Lee Conover and Alfred C. Gilbert (page images at HathiTrust)
• International code of signals. (Washington, Govt. Print. Off., 1917), by Great Britain. Board of Trade (page images at HathiTrust)
• Fleet manoeuvering. (London : Mitchell, 1868), by Pownoll Pellew (page images at HathiTrust)
• A new system of signals; (London, Saunders and Otley, 1828), by Henry Raper (page images at HathiTrust)
• Ward's code of signal telegraph, for ocean marine service, alphabetically arranged, with all the principal seaport towns, light-houses and islands in the world, with their latitudes and longitudes, including North American lake and river navigation. (Auburn, N.Y., The author, 1858), by William Henry Ward (page images at HathiTrust)
• Abordages. Decrets des 25 octobre 1862 et 26 mai 1869. Questionnaire réglementaire sur les signaux de brume, les feux que doivent porter les batiments, et les règles à suivre pour la navigation tant à la voile qu'à la vapeur. (Paris, Dupont, 1869), by France. Ministère de la marine (page images at HathiTrust)
• Señales para el régimen de las escuadras, y táctica para buques de hélice / (Madrid : M. Rivadeneyra, 1862), by Miguel Lobo (page images at HathiTrust)
• Die signalinstrumente in den altfranzösischen texten ... (Halle a. S., Hofbuchdr. von C. A. Kaemmerer & co., 1910), by Josef Levy (page images at HathiTrust; US access only)
• Official danger or distress signals / (Washington, Government Printing Office, 1878), by United States Army Signal Corps (page images at HathiTrust)
• Training manual--signalling, 1907. (London, Prtd. ... by Harrison & Sons, [1907]), by Great Britain War Office (page images at HathiTrust)
• Rogers' life-saving signal book: or appendix to the american code; for the use of life-boast stations and vessels in distress, also for making international communications between vessels of different nations, at sea, or off the coast, during periods of calms, light winds, storms, or rough weather / (Baltimore: Henry J. Rogers & co.; New York: E. & G. W. Blunt, [1856]), by Henry J. Rogers (page images at HathiTrust)
• The commercial code of signals for the use of all nations: Rogers' American edition and flags, with the British vocabulary. (London : Printed by G.E. Eyre and W. Spottiswoode; Baltimore, Md., H.J. Rogers & Co., 1864), by Great Britain. Board of Trade, Walter F. Larkins, and Henry J. Rogers (page images at HathiTrust)
• Internationales Signalbuch. Amtliche Ausgabe für die deutsche Kriegs- und Handelsmarine. (Berlin, G. Reimer, 1901), by Great Britain. Board of Trade and Germany. Reichsministerium des Innern (page images at HathiTrust; US access only)
• Using hand signals for agriculture. ([Madison, Wis.] : University of Wisconsin--Extension, 1973), by University of Wisconsin--Extension. Cooperative Extension Programs (page images at HathiTrust; US access only)
• Visual distress signals for recreational boaters. (Washington, D.C. : U.S. Dept. of Transportation, U.S. Coast Guard, [1988?]), by United States Coast Guard (page images at HathiTrust)
• Analytic function models of noise and modulation / (Washington, D.C. : National Aeronautics and Space Administration ; Springfield, VA : For sale by the Clearinghouse for Federal Scientific and Technical Information, 1969), by John H. Painter, Jon W. Bayless, Someshwar C. Gupta, Southern Methodist University. Institute of Technology, Langley Research Center, and United States National Aeronautics and Space Administration (page images at HathiTrust; US access only)
• The 1931 international code of signals. (Washington, U.S. Govt. Print. Off., 1952), by Great Britain. Board of Trade (page images at HathiTrust; US access only)
• The 1931 international code of signals. (Washington, U. S. Govt. print. off., 1933), by Great Britain. Board of Trade (page images at HathiTrust)
• The safety of highway-railroad crossings : study of the acoustic characteristics of railroad horn systems / (Washington, DC : U.S. Dept. of Transportation, Federal Railroad Administration, Office of Research and Development ; Springfield, Va. : Available through the National Technical Information Service, [1993]), by Amanda S. Keller, Edward J. Rickey, John A. Volpe National Transportation Systems Center (U.S.), and United States. Federal Railroad Administration. Office of Research and Development (page images at HathiTrust)
• Signalling; how to learn the commercial code and all other forms of signalling : as required at B.O.T. examinations, to which is appended The British Signal Manual, comprising a complete signal book for small vessels. (Glasgow : James Brown, Son, Nautical Publishers, 1908) (page images at HathiTrust; US access only)
• A manual of signals : for the use of signal officers in the field, and for military and naval students, military schools, etc. / (New York : D. Van Nostrand, 1872), by Albert James Myer (page images at HathiTrust)
• The American boys' book of signs, signals and symbols, (Philadelphia, Lippincott, 1918), by Daniel Carter Beard (page images at HathiTrust)
• History of the flag of the United States of America, and of the naval and yacht-club signals, seals, and arms, and principal national songs of the United States, with a chronicle of the symbols, standards, banners, and flags of ancient and modern nations / (Boston : James R. Osgood and company, 1882 [c1880]), by George Henry Preble (page images at HathiTrust)
• History of the flag of the United States of America : and of the naval and yacht-club signals, seals, and arms, and principal national songs of the United States, with a chronicle of the symbols, standards, banners, and flags of ancient and modern nations / (Boston, Mass. ; New York : Houghton, Mifflin, 1894), by George Henry Preble (page images at HathiTrust)
• A treatise upon the telegraphic science : with some remarks upon the utility of telegraphs, and a comparaitve view of the advantages of the numerical system over the l-e-t-t-e-r-i-n-g plan, as adapted to the semaphoric telegraph / (Boston : Dutton and Wentworth, 1835), by John R. Parker (page images at HathiTrust)
• Signalman / (Pensacola, Fla. : Naval Education and Training Program Management Support Activity, Philadelphia, PA : Naval Publication and forms Center [distributor], 1992), by Warren Williams and Naval Education and Training Program Management Support Activity (U.S.) (page images at HathiTrust)
• Attack warning : ADP and communication modernization programs for warning and assessment : fact sheet for the Chairman, Subcommittee on Defense, Committee on Appropriations, House of Representatives / (Washington, D.C. : The Office, 1987), by United States General Accounting Office and United States. Congress. House. Committee on Appropriations. Subcommittee on Dept. of Defense (page images at HathiTrust)
• The new semaphoric signal book in three parts: containing the marine telegraph system, with the appendix, the United States telegraph system, with the appendix, the United States telegraph vocabulary, embracing Marryatt's telegraph signal numbers, [as adopted by the British and French governments, at Lloyd's coffee house, London, and used at the Liverpool and Holyhead telegraph stations,] the whole adapted to the use of the semaphoric telegraph, and marine telegraph flags ... (Boston, Printed by Kidder & Wright, 1841), by John Parker (page images at HathiTrust)
• American signal book, or, The United States telegraph vocabulary; being an appendix to Elford's marine telegraph signal book ... adapted to the use of the new semaphoric telegraph : to which is added the Boston Harbor signal book / (Boston : From the Steam Power Press Office, W.L. Lewis, Printer, 1832), by John Parker and James M. Elford (page images at HathiTrust)
• The universal code of signals for the mercantile marine of all nations, (London, Richardson Brothers, 1854), by Frederick Marryat and G. B. Richardson (page images at HathiTrust)
• Synchronous signalling in navigation. (London, T. F. Unwin, ltd., [1916]), by John Joly (page images at HathiTrust)
• Wireless time signals. Radio-telegraphic time and weather signals transmitted from the Eiffel Tower, and their reception. (London, E. & F.N. Spon; New York, Spon & Chamberlain, 1915), by Paris (France). Bureau des longitudes (page images at HathiTrust; US access only)
• The international (commercial) code of signals for the use of all nations / (London : W. Mitchell, 1872), by Great Britain. Board of Trade (page images at HathiTrust)
• Naval tactics : use indicated by red flag by day--red light at night. (Washington : G.P.O., 1871) (page images at HathiTrust)
• Rules of the road, (Chicago, F. J. Drake & co., [1944]), by Davis Newton Lott, illust. by Robert A. McCoy (page images at HathiTrust; US access only)
• Description of the universal telegraph for day and night signals / (London : T. Egerton, 1823), by Charles William Pasley (page images at HathiTrust)
• Lessons in visual signaling, (Menasha, Wis., George Banta Pub. Co., [c1916]), by M. A. Palen (page images at HathiTrust)
• Instructions in military signaling for the use of the regular and volunteer army and the organized militia of the United States / (New York : D. Appleton, 1899), by Howard Andrus Giddings (page images at HathiTrust)
• Das nachrichtenwesen des altertums, mit besonderer rücksicht auf die Römer, (Leipzig [etc.] B.G. Teubner, 1913), by Wolfgang Riepl (page images at HathiTrust; US access only)
• Signals. ([London, Gye], 1823), by Royal Yacht Club (page images at HathiTrust)
• Drill regulations for field companies of Signal Corps (provisional). (Washington : Government Printing Office, 1911 [i.e. 1915]), by United States Army Signal Corps (page images at HathiTrust)
• Ueber sein am ein und zwanzigsten Decembr. 1784; angekündigtes Problem einer Korrespondenz in ab- und unabsehbaren Weiten der Kriegsvorfälle, oder über Synthematographik ... in Schreiben an Se. (Hanau, 1785-86), by Johann Andreas Benignus Bergsträsser (page images at HathiTrust)
• Fancy flag drill [electronic resource] / (Toronto : W. Briggs, [1900?]), by Edith Lelean Groves (page images at HathiTrust)
• History of the flag of the United States of America, and of the naval and yacht-club signals, seals, and arms, and principal national songs of the United States, with a chronicle of the symbols, standards, banners, and flags of ancient and modern nations, (Boston, A. Williams and company, 1880), by George Henry Preble (page images at HathiTrust)
• Traité de télégraphie optique appliquée aux arts militaires. (Bruxelles : Spineux, 1886), by Rodolphe van Wetter and E. Ducretet (page images at HathiTrust)
• Attrezzatura, manovra delle navi e segnalazioni marittime ... con 15 tavole lit. e 232 incisioni nel testo. (Milano : U. Hoepli, 1894), by Fortunato Imperato and Antonio Cavagna Sangiuliani di Gualdana (page images at HathiTrust)
• A signal success. The work and travels of Mrs. Martha J. Coston. An Autobiography. (Philadelphia : J. B. Lippincott company, 1886), by Martha Jay Scott Coston (page images at HathiTrust)
• Handbook of military signaling; (New York, D. Appleton and company, 1893), by Albert Gallup (page images at HathiTrust)
• The principles of sound signalling, (London, Constable and company ltd., 1925), by Morris Daniel Hart and Walter Whately Smith (page images at HathiTrust; US access only)
• Grundzüge der schwachstromtechnik; ein leitfaden für studierende der elektrotechnik und für starkstromtechniker, (Leipzig, S. Hirzel, 1921), by Fritz Ambrosius (page images at HathiTrust; US access only)
• The British signal manual authorised for use between His Majesty's ships and British merchant vessels, ([London, Pub. by H. M. Stationery off., 1912]), by Great Britain Admiralty (page images at HathiTrust)
• Official danger, distress, and storm-signal codes for signal service sea-coast stations and mariners. (Washington, Govt. print. off., 1883), by United States Army Signal Corps (page images at HathiTrust)
• History of the flag of the United States of America, and of the naval and yacht-club signals, seals, and arms, and principal national songs of the United States, with a chronicle of the symbols, standards, banners, and flags of ancient and modern nations, (Boston, A. Williams and company, 1880), by George Henry Preble (page images at HathiTrust)
• Naval signaling. ([Annapolis, Md.], 1892), by Albert P. Niblack and Sidney Augustus Staunton (page images at HathiTrust)
• International code of signals, as adopted by the fourth Assembly of the Inter-governmental Maritime Consultative Organization in 1965, for visual, sound, and radio communications. (Washington : U.S. Naval Oceanographic Office; for sale by Supt. of Docs., U.S. Govt. Print. Off., 1969), by Intergovernmental Maritime Consultative Organization and Great Britain. Board of Trade. Commercial code of signals (page images at HathiTrust; US access only)
• A guide to codes and signals; international flag code, secret ciphers, weather signals, Morse code, sign language, etc., with flags of all nations, (Racine, Wis., Whitman publishing company, c1942), by Gordon A. J. Petersen and Marshall McClintock (page images at HathiTrust)
• Signale in krieg und frieden, (Leipzig, Quelle & Meyer, [1909]), by Fritz Ulmer (page images at HathiTrust; US access only)
• Control signaling in a military switching environment / ([Washington] : Dept. of Commerce, National Telecommunications and Information Administration, 1979), by R. F. Linfield, United States. National Telecommunications and Information Administration, and United States. Army Communications Systems Agency (page images at HathiTrust)
• Communication through the ages : from sign language to television / (New York ; Toronto :Murray Hill books, inc., 1946), by Alfred Still (page images at HathiTrust)
• A treatise on telegraphic communication by day and night, for naval, military, and commercial purposes. (On new principles.) Illustrated with engravings and coloured flags; by which are exemplified the different methods of working by regular and compound numbers. Also is added a numerical inflected dictionary of the English language, calculated for communication on any subject, and adapted to any numerical code ... (London, W. Winchester and son, 1808), by Joseph Conolly (page images at HathiTrust)
• Tactique navale, (Paris, H. L. Guerin & L. F. Delatour, 1763), by Sébastien François Bigot de Morogues (page images at HathiTrust)
• International code of signals. (Washington, U. S. Govt. print. off., 1929), by Great Britain. Board of Trade (page images at HathiTrust)
• The new semaphoric signal book, in three parts; containing the marine telegraph system, with the appendix, the United States telegraph vocabulary, and embracing the Holyhead signals. (Boston, Printed by Light and Stearns, 1836), by John R. Parker (page images at HathiTrust)
• A treatise on telegraphic communication, naval, military, (London, T. Egerton, 1808), by John Macdonald (page images at HathiTrust)
• Report of the departmental committee on sight tests ... (London : Pub. by H.M. Stationery off., printed by Eyre and Spottiswoode, ltd., 1912), by Great Britain. Board of Trade. Committee on Sight Tests, Norman Hill, and Arthur Herbert Dyke Acland (page images at HathiTrust; US access only)
• Manual of visual signaling of U.S. Signal Corps [microform]. (Washington, DC : U.S. G.P.O., 1905), by D. J. Carr and United States Army Signal Corps (page images at HathiTrust)
• Description and instructions for the use of position lights, mark I and mark II. (Washington, 1918), by United States Army Ordnance Department (page images at HathiTrust)
• On the optimum design of multipath signals /, by Neil J. Bershad and Air Force Cambridge Research Laboratories (U.S.) (page images at HathiTrust)
• Underground signalling for mines by the ground-conduction or "T.P.S." method /, by J. J. Jakosky and United States Bureau of Mines (page images at HathiTrust)
• Advisory and technical committee for communications and transit. Permanent committee for ports and maritime navigation. Technical committee for buoyage and the lighting of coasts. General report on the provisions agreed to, with three annexes setting out the various regulations adopted. ([Geneva] Imps. Atar et Chambéry, 1926), by League of Nations (page images at HathiTrust; US access only)
• Signal communications for all arms; (Fort Leavenworth, Kan., The General service schools press, 1920), by Owen S. Albright and Fort Leavenworth United States. Army service schools (page images at HathiTrust)
• Some signaling systems in metal-mine shafts / ([Washington, DC] : U.S. Dept. of the Interior, Bureau of Mines, 1939), by McHenry Mosier and E. J. Gleim (page images at HathiTrust)
• Handbook of military signaling, (New York, London, D. Appleton and company, 1917), by Howard Andrus Giddings (page images at HathiTrust; US access only)
• Télégraphe de jour et de nuit, suivi d'un télégraphe de jour à double transmission. (Paris [Impr. d'A. Blondeau], 1842), by Pierre Jacques Chatau (page images at HathiTrust)
• The principles of sound signalling, (New York, D. Van Nostrand company, 1925), by Morris Daniel Hart and Walter Whately Smith (page images at HathiTrust)
• Des télégraphes aériens et électriques. Questions mises à la portée de tout le monde. (Paris, A. Sirou, 1845), by Ennemond Gonon (page images at HathiTrust)
• Synchronous signalling in navigation. (London, T. F. Unwin, ltd., [1916]), by John Joly (page images at HathiTrust; US access only)
• Manual do timoneiro, approvado e mandado publicar pelo Ministerio da marinha, (Rio de Janeiro, Imprensa nacional, 1909), by Brazil. Ministério da Marinha, Amphiloquio Reis, Francisco José Pereira das Neves, Filinto Perry, and João Baptista das Neves (page images at HathiTrust; US access only)
• A portable signal simulator and decommutator for pulse position modulation telemetry /, by J. Leon Poirier and Air Force Cambridge Research Laboratories (U.S.) (page images at HathiTrust)
• Report of proceedings at a meeting of the Commission for Maritime Meteorology and Storm Warnings, held in London, September 17-20, 1912. (London : Printed for H. M. Stationery Office by Darling & Son, 1912), by England) International Meteorological Committee. Commission for Maritime Meteorology and Storm Warnings. Meeting (1912 : London (page images at HathiTrust)
• Advisory and technical committee for communications and transit. Permanent committee on ports and maritime navigation. Technical committee for buoyage and the lighting of coasts. Minutes ... (Geneva, 192), by League of Nations (page images at HathiTrust; US access only)
• Three hundred and six illustrations of the maritime flags of all nations, arr. geographically with enlarged standards; together with regulations and instructions relating to British flags, &c. (London, C. Wilson, 1848), by J. W. Norie (page images at HathiTrust)
• Origin and history of the American flag and of the naval and yacht-club signals, seals and arms, and principal national songs of the United States, with a chronicle of the symbols, standards, banners, and flags of ancient and modern nations. (Philadelphia : N. L. Brown, 1917), by George Henry Preble and Charles Edward Asnis (page images at HathiTrust)
• Visual signaling, Signal corps, United States Army, 1910. (Washington, Govt. print, off., 1910), by United States Army Signal Corps (page images at HathiTrust)
• Catechism on the manual of instruction in Army signalling, (Chatham, Gale and Polden, 1889), by Lourenco Edye and Elmhirst Rhodes (page images at HathiTrust)
• Methods of communication adapted to forest protection, (Ottawa, 1920), by Canada. Forestry Branch and Willis Norman Millar (page images at HathiTrust)
• Visual Signaling, by United States. Army. Signal Corps (Gutenberg ebook)

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