ANSCO   MEMO, USA   c1927
Half frame 35mm camera: 50 exp. 18X23mm loaded in special cassette.  Lens: Ilex f6.3,  fixed focus,  speeds:  T B 25 50 100.  That is the early version. (later ones have a shutter release guard)   Ser # 2989
  Ansco logo on the button of case