The Rheinmetall SASL mechanical calculator

This beast of a machine is the Rheinmetall SASL mechanical calculator. It has fully automatic multiplication and division, and a second register that can serve as a memory register or as a totalizer. For more information about this and other machines in my collection, please visit my website: https://www.jaapsch.net/mechcalc/ 0:00 Introduction 0:30 History 1:24 Electric power 2:14 Input 2:53 Addition 3:48 Transfer to memory 4:34 Subtraction 5:09 Clearing 6:06 Back transfer 6:29 Multiplication 7:32 Division 8:31 Tabulation 9:08 Diary 10:35 Outro