IS 7
Design and production. The IS 7 heavy tank design began in Leningrad in 1945 by Nikolai Fedorovich Shashmurin Weighing 68 tonnes, thickly armoured and armed with a 130 mm S 70 long barrelled gun, it was the largest and heaviest member of the IS family and one of the most advanced heavy tank designs.. The armour was engineered in a similar fashion to the IS 3,




































