11 November 2023 – Graphography

Happy 200th Amslerversary!

Post author:Alan Williams
Post published:11 November 2023
Post category:Planimeters
Post comments:0 Comments

While doing a bit of planimeter research, I noticed that Wikipedia gives the date of 11 November 1823 for Jakob Amsler-Laffon's birthday - 200 years ago today! Amsler was a…