VINTAGE 1930s "ZEISS IKON NETTAR" CAMERA 120 FILM (6cm x 9cm) ANASTIGMAT 1 : 4.5
It has shutter speeds marked from "T & B, 1, 2,- down to 250th, and aperture settings of 4.5, 5.6, 8, 11, 16, 22, & 32. both seem to work nicely, The bellows work well, folding in smoothly and appears to be light proof.