Опытный самолет российского производства, 1910-е гг.
Russian-made experimental airplane, 1910s. Public domain photograph of experimental aircraft, prototype, aviation design and development, no copyright restrictions image - Picryl description
Русский экспериментальный гидросамолет
Russian experimental hydroplane Public domain photograph of aircraft, free to use, no copyright restrictions image - Picryl description
Опытный самолет российского производства, 1910-е гг.
Russian-made experimental airplane, 1910s. Public domain photograph of aircraft, free to use, no copyright restrictions image - Picryl description
Экипаж российского экспериментального гидросамолета
Russian experimental hydroplane Public domain photograph of aircraft, free to use, no copyright restrictions image - Picryl description
Опытный самолет российского производства, 1910-е гг.
Russian-made experimental airplane, 1910s. Public domain photograph of a bomber aircraft, free to use, no copyright restrictions image - Picryl description
ТКУ 25, Russian Empire
The Tver cavalry school. Officer. Русский: Тверское кавалерийское училище. Офицер.