Kodak Retina company, Eastman Kodak Company, lost any communication for financial information from Kodak AG in late 1939 (this information which can be found in the 1939 Eastman Kodak Company Annual Report to the EKC stockholders). In late 1941, all camera production stopped at Kodak A.G. At war's end, Stuttgart was in the American sector of West Germany and the US Military Government took control of the Kodak AG plant in Stuttgart at the end of the war. This US Military Government control continued until late 1947 and early 1948. During this time, the vast majority of Retina cameras (Type 010(early) Retina
Mitchell Camera effects process plates, or for high-speed filming. In a few cases, the U.S.S.R. added spinning mirror-shutter reflex focusing and viewing, thereby deleting the Mitchell-designed rackover focusing mechanism and the Mitchell-designed side viewer. Though the Eastern Bloc standard for camera film is Kodak Standard perforations, that standard was rejected by the very Bloc which proposed it. U.S.S.R. professional cameras consequently require film stocks that are incompatible with Western Bloc camera film, which always uses Bell & Howell perforations. Eastern Bloc (KS) camera film "will" pass undamaged through a Western Bloc (BH) professional camera, but the images "will not" be registered accurately.