| DD 1 |
Periodicals. Serials |
| DD 3 |
Sources & documents. Collections |
| DD 4-5 |
Collected works |
| DD 14 |
Gazetteers. Dictionaries, etc. |
| DD 16 |
Guidebooks |
| DD 17 |
General works |
| DD 20 |
Monumental & picturesque. Pictorial works
Including castles, cathedrals, monuments, etc. |
| DD 21 |
Historical geography |
| DD 21.3 |
Geography |
| DD 21.5-43 |
Description & travel |
| - DD 35 |
- 1789-1815 |
| - DD 42 |
- 1919-1945 |
| - DD 43 |
- 1945- |
| DD 51-55 |
Antiquities |
| - DD 51 |
- General works |
| - DD 53 |
- Roman |
| DD 60-68 |
Social life & customs. Civilization. Intellectual life |
| - DD 61 |
- General works |
| - DD 62-67.4 |
- By period |
| - - DD 63-64 |
- - Medieval |
| - - DD 65 |
- - 1517-1789. Early modern |
| - - DD 66 |
- - 1789-1871 |
| - - DD 67-67.4 |
- - 1871- |
| - DD 68 |
- German culture in foreign countries |