Hewlett-Packard HP 67 (Classic HAWKEYE)

Hewlett-Packard HP 67
Image: Mark Bollman, used with permission
The Hewlett-Packard HP 67 is a programmable calculator with 12 digits precision and algebraic logic. It has 107 functions, 35 keys, and an LED (light-emitting diode) display, typical of calculators of this era. The power source is 3xAA. Note: Includes magnetic card reader.

Facts at a glance:

Feature Value
Type: Programmable
Functions: 107
Keys: 35
Precision: 12
Logic: Algebraic
Display type: LED
Length: 147mm
Width: 81mm
Thickness: 33mm
Weight: 310g
Power Source: 3xAA
Year introduced: 1976
YearDiscontinued: 1982

See other calculators by Hewlett-Packard