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The Refugio Valley
Rocks, Soils, Hills and Valleys
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The Hercules Powder Works
Explosives and the Second Industrial Revolution
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All TNT production lines at Hercules Works are running.
TNT lines producing a total of 7,000,000 pounds a month, making it the largest TNT plant in America.
"These additional facilities required the erection of enormous acid plants and an entirely new system for the supply of water."
Text
Makers of Explosives
Other California Makers
Baum & Hardly operate a black powder mill in Stege
Event
California Powder Works
US Government
...1 more
California Powder Works undertakes manufacture of cocoa or brown prismatic powder for US Government
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