1913-1925. 45x107mm plates 6x13, 10x15, or 9x18cm, SLR type stereo camera. Focal plane shutter. Mentor stereoscopic camera Goltz & Breutmann Mentor, 1913-1925, 9x18cm, Cooke lenses Thornton Pickard Anastigmat f / 4.5 5"" , serial number 89588/89590, body, G-VG, shutter stuck without grinding screen, lens glass, VG.
