The Odhner LuSiD, a strange pinwheel calculator for British currency

The Odhner LuSiD is a pinwheel mechanical calculator that has many adaptations that allow it to do calculations involving with British currency. For more information about this and other machines in my collection, please visit my website: https://www.jaapsch.net/mechcalc/ 0:00 Introduction 1:19 Output register 7:57 Counter register 11:24 Example multiplication 13:07 Second example 15:05 Outro