Koehler No. 201 Early Mining Lamp
This Koehler Manufacturing Co. flame safety lamp, used in U.S. coal mines from 1900–1912, provides light and detects methane. It features a steel body and wire-gauze protection.
- These lamps were used to test for methane-contaminated air.
Variants (1)
- Default Title — 150.00 CAD — In stock
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