MAMIYA CAMERA CO (Japan): A Mamiya Super 23 SN A26786. With Sekor 100mm f3.5 SN 22934, focusing screen holder, cut-film/plate holder, eye cup and hand grip.
Overall B. The lens has no evident problems other than the shutter which needs attention to the slow speeds. One back mount strut is missing and a back mount locking nut will not screw into position. Rangefinder is bright and functioning.