Rock House Canyon - “Cradle of US Dynamite Industry”
- Title
- Rock House Canyon - “Cradle of US Dynamite Industry”
- Description
- Contemporary photo with cutline describing location of Giant Powder Works in Rock House Canyon, San Francisco.
- Subject
- Explosives Manufacture
- Creator
- Monte Monteagle
- Source
- Newspaper archive, order 13983-3
- Rights
- Hercules Historical Society
Files
Collection
Citation
Monte Monteagle, “Rock House Canyon - “Cradle of US Dynamite Industry”,” Hercules Historical Society, accessed November 8, 2026, https://www.herculeshistory.org/items/show/322.