IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This mining lamp is a “Guy’s Dropper” ...
ALTHOUGH a period of 109 years has elapsed since Sir Humphry Davy gave to the world the first wire-gauze safety lamp, the mesh of the gauzes in use to-day is identical with that adopted in the ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This is an Auto-Lite Carbide Mining ...
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