| Surname | First name | Pseudonym | Year of birth | Fond No. | Inventory No. | File No. |
|---|---|---|---|---|---|---|
| Firsov | Vladimir | - | 1926 | V-147 | 49 | 1 |
| Firsov | Vladimir | - | 1951 | V-147 | 1 | 119 |
| Firsov | Vladimir | - | 1951 | V-147 | 1 | 120 |
| Firsov | Vladimir | - | 1951 | V-147 | 1 | 123 |
| Firsov | Vsevolod | - | 1940 | V-147 | 2 | 92 |
| Firsova | Aldona | - | - | 1771 | 279 | 331 |
| Firsova | Aldona | - | - | 3406 | 34 | 269 |
| Firsova | Aldona | - | - | K-14 | 3 | 1493 |
| Firsova | Aldona | - | - | K-14 | 3 | 1494 |
| Firsova | Ana | - | - | 3113 | 5 | 30 |
| Firsova | Ana | - | 1913 | V-4 | 1 | 2057 |
| Firsova | Ana | - | 1913 | V-4 | 2 | 2 |
| Firsova | Anfisa | - | 1920 | V-80 | 1 | 23 |
| Firsova | Anfisa | - | - | V-80 | 1 | 41 |
| Firsova | Anfisa | - | - | V-80 | 1 | 47 |
| Firsova | Birutė | - | - | 4058 | 45 | 346 |
| Firsova | Emilija | - | 1915 | V-4 | 1 | 4371 |
| Firsova | Irina | - | - | K-14 | 3 | 1495 |
| Firsova | Liudmila | - | 1910 | K-1 | 61 | 71 |
| Firsova | Natalija | - | - | 3406 | 70 | 447 |
