Facit CM2-16 mechanical calculator

The Facit CM2-16 is a mechanical calculator that was made from 1959 until 1967, and as the Facit 1004 till 1969. It has a pinwheel mechanism with input via a numerical keypad. It has a back transfer mechanism that allows either the main register or the counter register to be transferred to the input. For more information on this and other calculators in my collection, please visit my website: https://www.jaapsch.net/mechcalc/ 0:00 Introduction, History 0:55 Addition, Multiplication 2:05 Clearing 2:35 Back transfer 4:44 Outro