Wray Wrayflex Scientific & Medical #4339

Wray Optical Works, London. Special version made for scientific and medical purpose, without prism and mirror, 24x36 mm, one shutter speed (approximately 1/100 sec.), special transport knob on base plate, body no.4339, patent no.656548, shutter curtain with signs of aging, leather separation on some parts, rewind knob loose.