| Surname | First name | Pseudonym | Year of birth | Fond No. | Inventory No. | File No. |
|---|---|---|---|---|---|---|
| Firsov | F. | - | - | 1 | 5 | 4 |
| Firsov | Fiodor | - | - | V-147 | 49 | 2 |
| Firsov | Ivan | - | - | V-4 | 2 | 2 |
| Firsov | Ivan | - | 1894 | V-4 | 1 | 12032 |
| Firsov | Ivan | - | 1894 | V-6 | 1 | 39 |
| Firsov | Ivan | - | 1916 | K-1 | 58 | 8966/3 |
| Firsov | Ivan | - | 1916 | K-1 | 61 | 88 |
| Firsov | Ivan | - | 1936 | K-1 | 61 | 109 |
| Firsov | Ivan | - | - | V-147 | 49 | 2 |
| Firsov | Jegor | - | - | 3406 | 25 | 144 |
| Firsov | Jegor | - | - | 3406 | 68 | 665 |
| Firsov | Jegor | - | - | 3406 | 69 | 682 |
| Firsov | Jurij | - | - | V-147 | 49 | 2 |
| Firsov | Leonid | - | - | 15003 | 21 | 94 |
| Firsov | Leonid | - | 1938 | V-4 | 2 | 2 |
| Firsov | Michail | - | 1914 | V-147 | 8 | 42 |
| Firsov | Michail | - | 1918 | V-147 | 26 | 58 |
| Firsov | Nikolaj | - | 1946 | V-147 | 1 | 98 |
| Firsov | Nikolaj | - | - | 3406 | 9 | 8 |
| Firsov | Nikolaj | - | 1921 | V-147 | 49 | 2 |
