Rollei Rolleiflex Heidoscop 6x13 Franke&Heidecke VERY EARLY

2. type Heidoscop in very fine condition with a pair of Tessar 4.5/7.5cm taking lenses nos.622072/622071 and viewing lens Sucher-Triplet 4.2/7.5cm no.644286, 2x orange filter, 2x yellow filter, case, cable release, shutter working but shutter speeds are not accurate, very early camera, Claus Prochnow Rollei report known numbers from 6042-9878, this camera number is before the known numbers!