HP 48 G GRAPHICAL CALCULATOR Old computers, Vintage electronics, Pocket calculators

1970s calculator hi-res stock photography and images - Alamy

The Pocket Calculator Race

Old Calculators

Comes with case. The metal part fell off but as you can see in the photos that as long as you place the metal between the battery and foam it

Hewlett Packard HP 48G Graphing Calculator Original Case 32K Ram Read

Pocket Calculators and Other Things: Prelude to the Microprocessor

The History Of The Calculator

The Hewlett Packard Calculator Page

HP calculators - Wikipedia

HP 48S RPN graphing scientific calculator