Popular science mechanical encyclopedia : how it works / by Ellison Hawks.

Bibliographic Details
Main Author:	Hawks, Ellison, 1890-
Format:	Book
Language:	English
Published:	New York : Popular Science Publishing Co., Inc., [1941]
Subjects:	Engineering. Mechanical engineering.

Description
Item Description:	Includes index.
Physical Description:	512 pages 1 unnumbered leaf of plates : illustrations ; 24 cm.