A Detroit manufacturer of air craft engines is seeking automatic screw machine facilities for the manufacture of ninety-six items of steel and bronze air craft engine hardware in quantities from fourteen thousand to two-hundred thousand and in diameters from one-quarter inch to one and one-half inches. Three of the items are illustrated. Left, oil relief valve cap; right, cap nut
Summary
Picryl description: Public domain image of an aircraft, assembly line, industrial facility, 1930s aviation, free to use, no copyright restrictions.
Tags
Date
01/01/1941
Contributors
Gruber, Edward, photographer
Location
Detroit (Mich.), 42.33139, -83.04583
Source
Library of Congress
Copyright info
Public Domain