Physical description

.1) Hehlett Packard 1978 design programmable calculator. Cream plastic case. Keyboard layout similar to modern computers. .2) Loose leaf file containing operating instructions and two programmable cartridges. .3) & .4) Quick reference guide books, spiral bound. .5) Calculator 9825A system test booklet bound with staples.

Inscriptions & markings

On small plate on top of projecting power socket "9825A" serial No.