| Information requests |
| 652.01 | Improving content on photographic techniques |
| Introduction |
| 652.02 | Introduction to postcards |
| Regional studies |
| 652.03 | Alfred Raquez: Laos: Postcards |
| Themes |
| 652.04 | Real photo postcards: Animals |
| 652.05 | Real photo postcards: African Americans |
| Exaggeration postcards |
| 652.06 | Exaggeration postcards |
| 652.07 | William H. Martin: Exaggeration photo postcards |
| 652.08 | Henry M. Beach: Exaggeration photo postcards |
| Painted postcards |
| 652.09 | Painted postcards |
| Photo-insert postcards |
| 652.10 | Photo-insert postcards |
| Art postcards |
| 652.11 | Japanese Art Photography preserved on Postcards |
| Bass-relief postcards |
| 652.12 | Bass-relief postcards (1900-1910) |
| Colour postcards |
| 652.13 | Color postcards of the battles at Verdun |
| Political postcards |
| 652.14 | Unemployment in Thatcher's Britain |
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