2011 calendar by Tetis Group (Russian diving company)

2011 calendar
Tetis Group

Large format calendar with 12 historic photos of Russian Diving.

Subjects include:
Northern Fleet divers, 1943
Engineering troop divers of the Red Army, 1930
Female divers with the lightweight Osvoda diving equipment
Transporting diving chambers
Emergency Rescue Team diver, Reichstag, 1945
Kronstadt military test diving tank
Black Sea Fleet divers, 3-bolt helmets. 1930s
Black Sea Fleet diver prepares to dive
Testing the Reid mask in a barrel, 1921
Female pump and comms operators, 1940s
Nationalisation of diving equipment, 1921
Divers descend from icebreaker Viagach to inspect the propellor, 1913-1915

455 mm x 455 mm (17.75 in x 17.75 in)
2011, Tetris Group, Russia