| Call number | Item |
| T | Technology (Go to start of category) |
| TR | Photography (Go to start of category) |
| TR1 .A14 | ![[Info]](https://onlinebooks.library.upenn.edu/info.gif) The Australasian Photo-Review (issues online 1899-1954) (partial serial archives) |
| TR1 .A38 | Amateur Photographer (partial serial archives) |
| TR1 .A58 | American Photography (partial serial archives) |
| TR1 .B8 | British Journal of Photography (partial serial archives) |
| TR1 .C5 | Camera Work, ed. by Alfred Stieglitz (full serial archives) |
| TR1 .C7 | The Complete Photographer, ed. by Willard D. Morgan (partial serial archives) |
| TR1 .I65 | International Photographer (partial serial archives) |
| TR1 .P554 1889 | The Beacon (American photography journal, 1889-1892) (partial serial archives) |
| TR1 .P554 1893 | The Photo-Beacon (partial serial archives) |
| TR1 .P63 | Photo-Era (partial serial archives) |
| TR1 .P778 | Royal Photographic Society Journal (partial serial archives) |
| TR7 .E32 | Abridged Scientific Publications from Kodak Laboratories (partial serial archives) |
| TR7 .H5 1850 | The Daguerreian Journal (partial serial archives) |
| TR7 .H5 1852 | Humphrey's Journal (partial serial archives) |
| TR7 .H58 | La Métrophotographie (in French; Paris: Gauthier-Villars, 1899), by A. Laussedat (page images and PDF at cnam.fr) |
| TR15 .H578 | Ars Magna Lucis et Umbrae (in Latin; Rome: Sumptibus H. Scheus, 1646), by Athanasius Kircher (page images in Germany) |
| TR15 .H581 | Description des Daguerréotypes qui se Fabriquent Chez l'Ingénieur Chevallier (in French; Paris: L'Ingénieur Chevallier, 1843), by Charles Chevalier (PDF at Wayback Machine) |
| TR15 .U25 2021 | Ubiquity: Photography's Multitudes (Leuven: Leuven University Press, c2021), ed. by Jacob W. Lewis and Kyle Parry (Epub and PDF with commentary in Belgium) |
| TR73 .M43 2016 | The Chatter of the Visible: Montage and Narrative in Weimar Germany (Ann Arbor: University of Michigan Press, c2016), by Patrizia C. McBride |
| TR73 .P525 2021 | Photography in the Third Reich: Art, Physiognomy and Propaganda (Cambridge, UK: Open Book Publishers, c2021), ed. by Christopher Webster (multiple formats with commentary at Open Book Publishers) |
| TR99 .T73 | Trans Asia Photography (2010-) (full serial archives) |
| TR140 .B263 D36 1994 | The Photographs of Édouard Baldus (New York: Metropolitan Museum of Art; Montreal: Canadian Centre for Architecture, c1994), by Malcolm R. Daniel, illust. by Edouard Baldus (page images and PDF with commentary at metmuseum.org and Google) |
| TR140 .N6 P27 | William Notman: Life and Work (Toronto: Art Canada Institute, c2014), by Sarah Parsons, illust. by William Notman (illustrated HTML and PDF with commentary at Art Canada Institute) |
| TR144 .S67 | The History and Practice of the Art of Photography, by Henry Hunt Snelling (Gutenberg text and illustrated HTML) |
| TR145 .A3 1878 | A Treatise on Photography (London: Longmans, Green and Co., 1878), by William de Wiveleslie Abney |