In 1936 the design bureau at Zavod Nr. 183in Kharkov built the sleek BT-SV-2 prototype which was the culmilation of their studies on improving the balistic qualities of the Betuska (BT tank).

BT-SV-2

A IS-2 moves across an open field on the way to Berlin. Note the unditching and equipment.

Road to Berlin

Soviet troops in the Krasny Oktyabr factory in the Northern part of Stalingrad. The fighting here see-sawed back and forth with heavy losses on each side, but throughout this period tanks were driven staight off the production line into combat. (scanned by HOS Bandit)