---
title: 120 Year Old Fully Functioning Calculator — HIGH T3CH
url: https://hight3ch.com/120-year-old-fully-functioning-calculator/
date: 2016-02-24
---

# 120 Year Old Fully Functioning Calculator

I find old calculators really fascinating. Making a functional calculator with just moving mechanical parts seems even more difficult than programming a calculator today. 

Astounding Mechanical Calculator