| Identifier | Title | Date | Level of description | Other information | |
|---|---|---|---|---|---|
| GFA 1/55 | A. Horstmann | 1941 – 1947 | File: 1 file | prolonged period of protection | |
| GFA 1/56 | A. Horstmann | 1937 – 1954 | File: 1 file | prolonged period of protection |
1 to 2 from 2 Entries