Мaterials from the following institutions and funds were used during the research:
- National Institution Institute and Museum – Bitola
- State Archive of North Macedonia, Branch in Bitola
- National and University Library “St. Kliment Ohridski” – Bitola
- Macedonian Science Society – Bitola
- Cinematheque of North Macedonia – Skopje
- Private fund of old photos of Dimche Najdov