$35

Vintage Mechanical Adding Machine, The Lightning Calculator Co. Los Angeles, CA

$20

Addometer stylus-operated adding machine. Vintage mechanical calculator.

$59.99

FELT TARRANT COMPTOMETER

$99

VINTAGE COMPTATOR MECHANICAL CALCULATOR / ADDING MACHINE W CASE

$26.68

Vtg. ADDOMETER Reliable Typewriter & Adding Machine Co. w/ org. box & directions

$155

Antique Burroughs Adding Machine Hand Crank Calculator Cast Iron USA c1910s

$9.71

Vintage STERLING Automatic Adding Machine Original Box Math Tool Add-it Car Gift

$35

Paymaster Ribbon Writer-Series 8000-Check Writer- Dollars & Cents- Vintage

$90

Antique Victor Adding Machine With Subtraction And Repeat Works Great Ink Works

$99.95

Vintage Monroe Calculating Machine Adding Calculator Antique PARTS ONLY

$95

1920s Felt & Tarrant Comptometer Adding Machine - Great Working Condition

$32.5

VINTAGE BABY CALCULATOR MACHINE Co. Chicago, USA