Vintage Olivetti Summa Quanta 20-7/8T Printing Calculator

TESTED & WORKING, no power cord. Offering a rare piece of office history with this vintage Olivetti Summa Quanta 20-7/8T mechanical printing calculator, manufactured in Argentina. This distinctive two-tone blue and gray calculator represents mid-century Italian design excellence from one of the most prestigious names in office equipment. Specifications: Model: Summa Quanta 20-7/8T Power: 115V AC, 0.8 amp, 60 Hz UL Listed (Business Machines, 331 B) Origin: Made in Argentina Type: Mechanical printing calculator with full keyboard Features: Full numeric keypad with numbers 0-9 Function keys including C (Clear), multiplication (x), subtraction (-), addition (+), and double zero (00) Mechanical printing mechanism with visible internal gears and components Forward/reverse paper feed control Display window at top Durable metal construction with impact-resistant plastic housing Classic office color scheme