October 19, 2022 permalink
A Brief History of the Numeric Keypad →
If you’ve ever wondered why the numeric keys on a calculator resemble those on a phone (in the U.S. anyhow), but inexplicably backwards with the 7-8-9 at the top, or if you just like looking at old mechanical cash registers and other button-based devices, here’s an excellent read for you! Time to go dust off my own Burroughs Class 3…