Vintage 1980 Lego Expert Builder Idea Book #8888 | eBay
9781593272777 : The LEGO Technic Idea Book: Simple Machines
The LEGO Technic Idea Book: Simple Machines: Isogawa, Yoshihito: 9781593272777: Amazon.com: Books
Lego Technic Ideas Book 8891 (Released 1991) - Old InstructionsOld Instructions
The LEGO Technic Idea Books Inspire Enthusiasts to Design, Invent, and Build--New Series from No Starch Press: Three-Volume, Four-Color, LEGO Picture Book Series