APF MARK 29
The APF MARK 29 is an arithmetic calculator with 8 digits precision and algebraic logic. It has 9 functions, 20 keys, and an LED (light-emitting diode) display, typical of calculators of this era.
Facts at a glance:
If you have an APF MARK 29 that is no longer working, you can consider replacing the calculator with a modern equivalent. We suggest the following current models as possible replacements: