Officeroperative officer
Kostov
Костов
State Security (ДС)
- Persons in the archive
- 1
Known only from the records of the persons he recruited or handled.
Recruited or handled by him
| Person | Pseudonym | His part | Structure | Decisions |
|---|---|---|---|---|
| Mladen Vladimirov GrigorovAgent | “Nikolay” („Николай“) | handled | ДС, управление III-I-II | 4 |