Talk:Lever/Archives/2014

Third-class levers
Unde

Source for Orders of Lever?
I wanted to add a proper citation for where the orders of levers classification came from -- but I can't find the original source. Anyone? — Preceding unsigned comment added by Jamiemcc (talk • contribs) 22:43, 16 November 2012 (UTC)

Lever taxonomy. In the UK the different configurations of the lever, currently described as classes in the article are called orders AnnaComnemna (talk) 07:29, 16 December 2014 (UTC)