Cyclopedia of mechanical engineering; a general reference work Editor-in-chief Howard Monroe Raymond Assisted by a corps of mechanical engineers, technical experts, and designers of the highest professional standing . MECHANICAL DRAWING. 53
Ipe extensible drawing editor | math.ug blog
Ipe Drawing editor | CONNECTwww.com
PDF) IPE Tutorial (for version 7.2.12) [The Extensible Drawing Editor by Otfried Cheong]
Code Yarns – Ipe: Using a different font
ipe-tools/README.md at master · otfried/ipe-tools · GitHub
My tools of the trade: Drawing figures for Latex - Ipe extensible drawing editor