7 7/8" x 8 1/4" (20cm x 21cm), 16 pages. Switzerland:
Paillard S.A. (1964).
This booklet contains information on the Bolex S1, P4 and K2 cameras. The lens system of each camera is described with a cutaway diagram showing the construction; differences in the viewfinder system for each camera are illustrated with photos. The center of the booklet folds out to three pages, with a large color photograph of each camera.