1937 f/3.5 T/I | 1938 f/3.5 chrome edges | 1939 f/4.5 | 1939-40 Deuxième Bureau | 1938-39 Super f/3.5 large window, small window | 1944 f/3.5 1/150th | 1945 f/3.5 1/200th | 1948-49 f/3.5 synchronized | 1950 (white face) | Club 1951-60 extinction meter | Club 1958 counter on top | Club 1960  accessory show

Shutter speeds 10, 25, 50, 100, 200, B, T. Coated lens. Aperture scale now reads f3.5 to f16. Not synchronized. Later version has new style of lettering and chrome lens rim.

Two variations, the minor distinction being the shape of the curves to the scales on the rim of the cameras.