Aerial photography of the Gorky city with targets for the bombing: *A — Reinforced (pontoon) bridge (5 poles, the distance between the supports ~ 120m, length 740m, width 21m); *B - Kremlin (1 - Government House, 2 - Military school, 3 - Arsenal); *С - Fair (1 - Main House, 2 - Exchange). *Mill - white solid line.