Uploaded January 2024 | Updated September 2026, 3 days ago

---

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:
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