The Online Books Page

Books by Geo. H. Ashley:

Books in the extended shelves:

• Ashley, Geo. H. (George Hall), 1866-1951: Analyses of Pennsylvania bituminous coals (U.S. Dept. of the Interior, Bureau of Mines, 1939) (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Bituminous coal fields of Pennsylvania. (Harrisburg, 1925), also by Pennsylvania. Bureau of Topographic and Geologic Survey, John F. Reese, James D. Sisler, and United States Bureau of Mines (page images at HathiTrust; US access only)
• Ashley, Geo. H. (George Hall), 1866-1951: Bituminous coal fields of Pennsylvania : introductory volume. (Dept. of Forests and Waters, Topographic and Geologic Survey, 1928), also by James D. Sisler, John F. Reese, and United States Bureau of Mines (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Commonwealth of Pennsylvania. Department of Public Instruction. Harrisburg (Pennsylvania Dept. of Public Instruction, 1922), also by Pennsylvania Department of Public Instruction, Ralph L. Watts, Fred Crabtree, Robert Y. Stuart, John Horace MacFarland, Henry W. Shoemaker, Gifford Pinchot, Thomnas Edward Finegan, and William C. Sproul (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Decline of McKeesport gas pool (Bureau of Topographic and Geological Survey, 1919), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Department of Internal Affairs, Bureau of Topographic and Geological Survey (Pennsylvania Bureau of Topographic and Geological Survey, 1921), also by J. French Robinson, James F. Woodward, Pennsylvania. Department of Internal Affairs, and Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Development and probable life of gas pool at McKeesport, Pennsylvania (Bureau of Topographic and Geological Survey, 1919), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Effect of the war on the price of coal in Pennsylvania (Bureau of Topographic and Geological Survey, 1919), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Feldspar in Pennsylvania (Bureau of Topographic and Geological Survey, 1921), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Future sources of power (Bureau of Topographic and Geological Survey, 1920), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Future use of raw coal (Bureau of Topographic and Geological Survey, 1922), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Geology and mineral resources of part of the Cumberland Gap coal field, Kentucky. (Gov't print. off., 1906), also by L. C. Glenn and Kentucky Geological Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Geology of oil and gas in relation to coal (Bureau of Topographic and Geological Survey, 1920), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Guidebook to the geology of the Pennsylvania turnpike (Dept. of Internal Affairs, Topographic and Geologic Survey, 1942), also by Arthur B. Cleaves (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: A high-grade building stone in Greene County (Bureau of Topographic and Geological Survey, 1920), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: The oil and gas fields of Pennsylvania ... (Dept. of internal affairs, Bureau of topographic and geological survey, 1922), also by J. French Robinson and Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust; US access only)
• Ashley, Geo. H. (George Hall), 1866-1951: The Pennsylvania geological survey; administrative report (Dept. of internal affairs, Topographic and geologic survey, 1931), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust; US access only)
• Ashley, Geo. H. (George Hall), 1866-1951: Pennsylvania Geological Survey, fourth series (Pennsylvania Bureau of Topographic and Geologic Survey, 1926), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: Pennsylvania Survey (Pennsylvania. Bureau of Topographic and Geologic Survey, 1922), also by Pennsylvania. Bureau of Topographic and Geologic Survey (page images at HathiTrust)
• Ashley, Geo. H. (George Hall), 1866-1951: The Pennsylvania survey, l9l9-1922 ([Pennsylvania] Bureau of Topographic and Geologic Survey, 1923) (page images at HathiTrust)

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