| Signature mark | NL 218/2671 |
|---|---|
| Subject | Fotografie (1) |
| Title | Orgelversuchsmodell (offen) |
| Note | Rückseitig mit ms. Vermerk s/w |
| Duration | 12.1930 |
| Formal information |
Format (HxB):
11 x 8,8 cm |
| Rights notice | CC BY-SA 4.0 |
