Galena Experiment (Q5518378)
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period between 1807 and 1846 during which the U.S. government granted mining permits to work a given area and required workers to bring their ore to an officially licensed smelter
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Galena Experiment |
period between 1807 and 1846 during which the U.S. government granted mining permits to work a given area and required workers to bring their ore to an officially licensed smelter |
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Wikipedia(1 entry)
- enwiki Galena Experiment