| Accession number | Document name | Fond(s) |
| PMA_2025_084391 | Winkler Progress - 1956-10-24 | |
| PMA_2025_084392 | Winkler Progress - 1956-11-07 | |
| PMA_2025_084393 | Winkler Progress - 1956-10-31 | |
| PMA_2025_084394 | Winkler Progress - 1956-11-21 | |
| PMA_2025_084395 | Winkler Progress - 1956-11-14 | |
| PMA_2025_084396 | Winkler Progress - 1956-12-05 | |
| PMA_2025_084397 | Winkler Progress - 1956-11-28 | |
| PMA_2025_084398 | Winkler Progress - 1956-12-12 | |
| PMA_2025_084399 | Winkler Progress - 1956-12-19 | |
| PMA_2025_084400 | Winkler Progress - 1957-01-02 |