FRANKE AND HEIDECKE, BraunschweigTwo 6 x 6cm. Rolleicord cameras comprising no. 935735 with a Heidoscop anastigmat f/3.2 7.5cm. viewing lens no. 915429 and a Carl Zeiss Jena Triotar f/3.5 7.5cm. taking lens no. 2646297 in a Compur shutter, in maker's leather ever ready case and no. 875110 with a Heidosmat anastigmat 7.5cm. viewing lens and a Carl Zeiss Jena Triotar f/4.5 7.5cm. taking lens no. 2469031 in a Compur shutter, in maker's leather ever ready case. (2)