The Economy of Workshop Manipulation
A logical method of learning constructive mechanics. Arranged with questions for the use of apprentice engineers and students.
en
~7 hours (447K characters)
Project Gutenberg
Produced by Chris Curnow, Monika M. C. and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive)