Mechanical Drawing – Part IV

Mechanical Drawing – Part IV
By Oscar E. Perrigo
Second Edition
Cam Design, Drafting-room Methods, and Systems
Machinery’s Reference Series
Each Number is a Unit in a Series on Electrical and
Steam Engineering Drawing and Machine
Design and Shop Practice
Number 88
Contents
Designing and Drawing Cams
General Methods of Drawing, Tracing and Blue-printing
Drawing Materials
A Drafting-room System
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