$599

Vintage Sinclair Wrist Calculator Kit c1977

$32.55

Unicom 201 Rockwell International Slide Rule Calculator w/ Case Vintage Works

$49.99

Vintage Hewlett Packard HP 45 Scientific Calculator and Charger - For Parts

$189

Felix Arithmometer Vintage Calculating Device Pre-computer Adding Machine USSR

$17

HP 12C calculator vintage Brazil with protective sleeve

$14.95

Vintage Canon LS-554 Electronic Dual Power/Solar/Battery Calculator

$21

Casio SL-100B Solar Cell 8-Digit Calculator -Vintage - 1980s [hjr]

$30.98

SHARP EL-6250H Dial Master Electronic Memory Calculator / Phone Dialer Vintage

$22.17

Texas Instruments TI-80 Graphing Calculator with Cover

$36.99

Omron Electronic Calculator type 800KD-2 NEW OLD STOCK MADE IN JAPAN

$29.99

Burroughs Adding Machine Short Cuts Manual Vintage Instruction Guide Office

$175

Litton Royal Digital I VFD Display 10 Digit Desktop Calculator US Vintage 1970s