Butte, Montana. Anaconda Copper Mining Company. First step in making bits for a pneumatic drilling machine is to heat a rod of the proper size; this rod is placed into machine which punches and forms the bit; this process is called drop forging. Bit plant of the Anaconda Copper Mining Company
Summary
Picryl description: Public domain image of an industrial building, factory, workshop, workers, 20th century, free to use, no copyright restrictions.
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Tags
montana
silver bow county
butte
nitrate negatives
anaconda
copper
anaconda copper
company
step
first step
bits
machine
heat
rod
size
punches
forms
process
drop
bit
plant
bit plant
farm security administration
united states history
workers
industrial history
worker
mining industry
library of congress
Date
01/01/1942
Contributors
Lee, Russell, 1903-1986, photographer
Location
butte
Source
Library of Congress
Link
Copyright info
No known restrictions. For information, see U.S. Farm Security Administration/Office of War Information Black & White Photographs http://www.loc.gov/rr/print/res/071_fsab.html