| Call number | Item |
| H | Social Sciences (Go to start of category) |
| HB-HJ | Economics and Business (Go to start of category) |
| HE | Transportation and Communications (Go to start of category) |
| HE8698 .S5 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) The First Quarter-Century of American Broadcasting (Kansas City, MO: Midland Pub. Co., 1946), by E. P. J. Shurick (PDF at worldradiohistory.com) |
| HE8698 .S53 | Radio's Second Chance (Boston: Little, Brown and Co., 1946), by Charles A. Siepmann (PDF at americanradiohistory.com) |
| HE8698 .U53 1946 | Public Service Responsibility of Broadcast Licensees (the "Blue Book"; 1946), by United States Federal Communications Commission (PDF at worldradiohistory.com) |
| HE8698 .W3 1946 | Radio: The Fifth Estate (Boston et al.: Houghton Mifflin Co., c1946), by Judith C. Waller (PDF at worldradiohistroy.com) |
| HE8700.7 .P6 H65 | Bias in the News: Network Television Coverage of the 1972 Election Campaign (Columbus, OH: Ohio State University Press, c1976), by C. Richard Hofstetter (PDF at Ohio State) |
| HE8700.76 .V54 2011 | Found, Featured, Then Forgotten: U.S. Network TV News and the Vietnam Veterans Against the War (Knoxville: Newfound Press, c2011), by Mark D. Harmon (PDF at Tennessee) |
| HE8788 .W663 2017 | Working the Phones: Control and Resistance in Call Centres (London: Pluto Press, c2017), by Jamie Woodcock (PDF with commentary at oapen.org) |
| HE8817 .H84 | Study for Alameda County 911 (ca. 1974), by Scott W. Hovey |
| HE8846 .U85 P84 1993 | Pulling Together for Productivity: A Union-Management Initiative at US West, Inc. (OTA-ITE-583; 1993), by United States Congress Office of Technology Assessment |
| HE8868 .M3 M4 | Government Telephones: The Experience of Manitoba, Canada (c1916), by James Mavor (PDF at McMaster) |
| HE9713 .J6 1925 | Economics of the Radio Industry (reprint; originally published 1925), by Hiram L. Jome (PDF at worldradiohistory.com) |
| HE9721.U5 C65 1987 | Commercial Newsgathering From Space (1987), by United States Congress Office of Technology Assessment (PDF files at Princeton) |
| HE9721.U5 M33 | Domestic Satellite: An FCC Giant Step (originally published 1977), by Robert S. Magnant (PDF files at mac.com) |
| HE9723 .B4 | 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) |
| HE9797.4 .E3 A3675 2006 | Airport Economics Manual (second edition, 2006), by International Civil Aviation Organization (PDF at icao.int) |
| HE9803 .A15 1973 | The Long Range Needs of Aviation: Report of the Aviation Advisory Commission, January 1973 (with minority dissent; Washington: GPO, 1973), by United States Aviation Advisory Commission (page images at HathiTrust) |
| HE9803 .A4 W54 | Turbulence Aloft: The Civil Aeronautics Administration Amid Wars and Rumors of Wars, 1938-1953 (Washington: U.S. Dept. of Transportation, Federal Aviation Administration, 1979), by John R. M. Wilson (page images at HathiTrust) |
| HE9803 .A944 L48 1988 | The Airway to Everywhere: A History of All American Aviation, 1937-1953 (Pittsburgh: University of Pittburgh Press; London: Feffer and Simons, c1988), by W. David Lewis and William F. Trimble (page images at Pitt) |
| HE9911 .H44 | Skyways of Tomorrow (Headline Books #47; New York: Foreign Policy Association, 1944), by Burnet Hershey, contrib. by Houston Peterson (multiple formats at archive.org) |
| HF | Commerce (Go to start of category) |
| HF1 .B863 | Business America (full serial archives) |
| HF1 .C38 | Commerce America (full serial archives) |
| HF1 .C42 | Commerce Today (full serial archives) |
| HF1 .D3 | DeBow's Review (partial serial archives) |
| HF1 .M5 | The Merchants' Magazine and Commercial Review (1839-1870) (full serial archives) |
| HF1 .N4 | Nation's Business (partial serial archives) |