Keywords: Bulgarian photographers.jpg en Bulgarian photographers in 1926 bg Ае� о-фотог� афите от ятото на летище Божу� ище най-ляво Гео� ги Писковски най-дясно полковник � и� чо Качулев фотог� аф-художник и � ъководител на от� яда 1926 г http //www lostbulgaria com/ p 4122 author 1926 anonymous-EU the URAA as under the 1993 Bulgarian copyright law Art 28 http //www internet-law ru/law/int/nation_cleo/bulgaria/bg001en pdf anonymous works were protected for fifty years after publication which expired well before the URAA date Photographers from Bulgaria Bozhurishte Airport |