137 photos of Soviet Anti-Aircraft Guns

Reference pack by atenitsky

http://www.fotoref.com/products/soviet-anti-aircraft-guns

A collection of various Soviet anti-aircraft guns used in 1950-70s. Plenty of wide and close up shots of the mechanical parts.

Contents:
61-K 1939 (37 photos)
S-60 1950 (47 photos)
ZPU-2 1949 (19 photos)
ZPU-4 1949 (34 photos)