| Call number | Item |
| T | Technology (Go to start of category) |
| TL | Motor Vehicles, Air and Space Technology (Go to start of category) |
| TL1499 .B35 2010 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) Confronting Space Debris: Strategies and Warnings from Comparable Examples Including Deepwater Horizon (c2010), by Dave Baiocchi and William Welser (PDF with commentary at rand.org) |
| TL1499 .O74 1990 | Orbiting Debris: A Space Environmental Problem (OTA-BP-ISC-72; 1990), by United States Congress Office of Technology Assessment |
| TL1500 .N38 1997 | Advanced Technology for Human Support in Space, by National Research Council Aeronautics and Space Engineering Board (page images and partial HTML at NAP) |
| TL4027 .F52 J635 | Moonport: A History of Apollo Launch Facilities and Operations (1978), by Charles D. Benson and William Barnaby Faherty (PDF at NASA) |
| TN | Mining and Metallurgy (Go to start of category) |
| TN1 .A5 | Transactions of the American Institute of Mining and Metallurgical Engineers (partial serial archives) |
| TN1 .A5 | Transactions of the American Institute of Mining Engineers (partial serial archives) |
| TN1 .B6 | The Black Diamond (partial serial archives) |
| TN1 .C53 | Journal of the Chemical and Metallurgical Society of South Africa (full serial archives) |
| TN1 .C53 1903 | Journal of the Chemical, Metallurgical and Mining Society of South Africa (partial serial archives) |
| TN1 .C53 1956 | Journal of the South African Institute of Mining and Metallurgy (partial serial archives) |
| TN1 .C53 2006 | Journal of the Southern African Institute of Mining and Metallurgy (partial serial archives) |
| TN1 .J8 | Journal of the United States Association of Charcoal Iron Workers (1880-1891), by United States Association of Charcoal Iron Workers (full serial archives) |
| TN1 .M45 | Chemical and Metallurgical Engineering (full serial archives) |
| TN1 .M45 | Metallurgical and Chemical Engineering (full serial archives) |
| TN1 .M63 | Mining and Scientific Press (partial serial archives) |
| TN1 .M7295 | Mining World (US, 1939-1963) (partial serial archives) |
| TN1 .U62 | Mineral Trade Notes (full serial archives) |
| TN2 .R5 | Revue de Métallurgie (in French) (partial serial archives) |
| TN9 .T5 | A Dictionary of Mining, Mineral, and Related Terms (Washington: U.S. Dept. of the Interior, 1968), ed. by Paul W. Thrush and United States Bureau of Mines (page images at HathiTrust) |
| TN12 .D6 | El Directorio Oficial Minero de Mexico / The Official Mining Directory of Mexico (v10 in a series of books on mines and natural resources in Mexico, in Spanish and English; Mexico: J.R. Southworth and P.G. Holms, 1908), ed. by J. R. Southworth and Percy G. Holms (page images at HathiTrust; US access only) |
| TN13 .M6 | The Mineral Industry (partial serial archives) |
| TN23 .U4 | Bulletin (US Bureau of Mines) (full serial archives) |
| TN23 .U43 | Recovery of Lithium From Clay by Selective Chlorination (report of investigations 8523; Washington: U.S. Dept. of the Interior, Bureau of Mines, 1981), by C. F. Davidson (page images at HathiTrust) |
| TN23 .U7 | Cobalt and Nickel Removal from Zinc Sulfate Electrolyte by Solvent Extraction and Precipitation Techniques (1978), by R. G. Sandberg and T. L. Hebble (page images at HathiTrust) |
| TN23 .U7 | Hydrogen Peroxide Precipitation of Uranium (report of investigations #7931; Washington: U.S. Dept. of the Interior, Bureau of Mines, 1974), by M. Shabbir and Kenneth E. Tame (page images at HathiTrust) |