Details and Image
|Date||Scale Length||Area of Use
|APF / Mark VI Calculator||APF Electronics||USA||Plastic||1972-1973||N/A||Four function Calculator
Notes: "The APF Mark VI calculator was made in approximately 1973. It is powered by 4 AA batteries or a 6V DC adapter. It has an 8-digit green VFD display. It is a 4-function calculator with memory, percent function, and multiplication and division by constants. Most APF calculators were made in Asia."