The Zeiss Ikon Nettarr 515/2 is a compact, beautiful medium format camera. Zeiss began making these in 1933 and featured a variety of consumer-friendly features typical of many other rangefinders of the day. More info on the Nettar series can be found at wikipedia.
Model: Zeiss Ikon Nettar 515/2
Lens: Heliar 1:6.3 F=10.5cm
Shutter: Telma leaf shutter (1/25sec - 1/125sec)
Aperture: 6.3 - 22
Film: 120mm (6x9 exposure)
Year: ~1933