This is a Royer Savoyflex II, a 35mm SLR made in France by Société Industrielle de Technique Optique, or SITO for short.  The Savoyflex had a between the lens Prontor Reflex leaf shutter, a fixed Berthiot 50mm f/2.8 lens, non-removable pentaprism viewfinder, film advance lever, and an rapid return reflex … Continue reading Royer Savoyflex II (1958)