Photograph of E.A. Pyatov
Photograph of E.A. Pyatov, black-and-white, amateur. “At a rest stop” on the summit of a snow-covered hill during the student […]
Blackening
Applying black coating to metal
Applying black coating to metal
Photograph of E.A. Pyatov, black-and-white, amateur. “At a rest stop” on the summit of a snow-covered hill during the student […]