CITIZEN CBM 920, RS232 One Station Dot Matrix, CBM920II24RFDC

Citizen Colour Ribbon, Black one Station Dot Matrix, ir 91b (one Matrix)

CBM91040RF2A Citizen CBM 910II, RS232

CITIZEN Ersatzteil Dot Matrix Printer Mechanism 5V 58mm Paper Width, MD911SS

CITIZEN IR/91B Black Ribbon (CBM 910/920II, MD 91x), IR91 ((CBM 91x))