1 hour - Finding a convenient place for crossing and building bridges. Assault on the right bank of the river. Narev. Medics pick up the wounded in inflatable boats. 2 hours - Building pontoon bridges, moving people and equipment along them. Securing the bridgehead: the offensive of the tanks. Assisting the wounded on the battlefield, crossing the wounded to the rear on dog sleds. 3h - Cannons of different calibers are firing on the outskirts of Rojan. 4h - Assault on the Southern and Northern forts of Rojan. The killed and captured Germans. 5h -Fighting on the streets of Rojan: shootings, fires. Approx. : 1 hour - neg. 219, 2h. -neg. 238.8 m; 3h -neg 120, 4 m; 4h -neg. 187.3 m; 5h -neg. 166, 3 m.