| Call Number | Subject |
|---|---|
| TR 1-225 | Photography (general) |
| TR 250-265 | Cameras |
| TR 267-267.5 | Digital Photography |
| TR 268-272 | Pinhole photography. Instant photography. Lenses |
| Call Number | Subject |
|---|---|
| TR 1 | Periodicals. Societies. Almanacs |
| TR 5 | Congresses |
| TR 6 | Exhibitions. Museums See also TR646.A+ Exhibitions of artistic photography |
| - TR 6.A1 | - General works |
| - TR 6.A2-Z | - By region or country, A-Z |
| TR 6.5 | Collectors' manuals. Collections of old photographs & photographic equipment |
| TR 9 | Dictionaries. Encyclopedias |
| TR 12 | Directories. Bluebooks |
| TR 15 | History (General) |
| TR 21-127 | Country divisions |
| - TR 23-25 | - United States |
| - - TR 23.6 | - - West |
| - - TR 24.A-W | - - States, A-W |
| - - TR 25.A-Z | - - Cities or other special, A-Z |
| - TR 28-29 | - Mexico |
| - TR 34-54 | - South America |
| - TR 55-95 | - Europe |
| - - TR 57-64 | - - Great Britain. England |
| - - TR 71-72.5 | - - France |
| - - TR 73-74.5 | - - Germany |
| - TR 99-113.5 | - Asia |
| - - TR 101-102 | - - China |
| - - TR 103-104 | - - India |
| - - TR 105-106 | - - Japan |
| - - TR 113.A-Z | - - Other divisions of Asia, A-Z |
| - - TR 113.5 | - - Middle East. Near East |
| - TR 115-119 | - Africa |
| TR 139-140 | Biography prefer TR650+ for collections of artistic photographs by one photographer where biographic material is slight |
| - TR 139 | - Collective |
| - TR 140.A-Z | - Individual, A-Z |
| - - TR 140.A3 | - - Adams, Ansel |
| - - TR 140.B4 | - - Beaton, Cecil |
| - - TR 140.B6 | - - Bourke-White, Margaret |
| - - TR 140.B7 | - - Brady, Matthew |
| - - TR 140.C27 | - - Cameron, Julia Margaret |
| - - TR 140.L3 | - - Lange, Dorothea |
| - - TR 140.M55 | - - Miller, Lee |
| - - TR 140.S68 | - - Steichen, Edward |
| - - TR 140.S7 | - - Stieglitz, Alfred |
| TR 144-145 | General works |
| TR 146 | Elementary works. Handbooks, manuals, etc. |
| TR 147 | General special |
| TR 148 | Photographic amusements. Trick photography. Special effects |
| TR 149 | Popular works. Juvenile works |
| TR 150 | Photographers' reference handbooks |
| TR 154 | Photography as a profession |
| TR 161 | Study & teaching |
| TR 179 | Composition |
| TR 183 | Psychology, aesthetics, etc. see also TR640+ Artistic photography |
| TR 184 | Political aspects |
| TR 185 | Addresses, essays, lectures |
| TR 187 | Photographic criticism |
| TR 196-199 | Materials, supplies, etc. |
| - TR 199 | - Catalogs of photographs (General) for catalogs of photographs on specific subjects, see the subject see also TR640+ Artistic photography |
| TR 200-225 | Theory of photographic processes in general |
| - TR 210-212 | - Photographic chemistry & chemicals |
| - TR 215-220 | - Photographic physics |
| - TR 222 | - Properties of the photographic image. Image science |
| Call Number | Subject |
|---|---|
| TR 250 | General works |
| TR 262 | Miniature cameras |
| TR 263.A-Z | Special makes of cameras, A-Z |
| Call Number | Subject |
|---|---|
| TR 267 | General works |
| TR 267.5.A-Z | Special software, A-Z |
| Call Number | Subject |
|---|---|
| TR 268 | Pinhole photography |
| TR 269 | Instant photography |
| TR 270-271 | Lenses |
| - TR 271 | - Zoom |