The key to fire-by-friction methods like the bow drill and hand drill is to use soft, non-resinous wood. So a wood like pine, while being soft, is not going to work due to the sap, which causes ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. From card: "Bone [sic] bow, wooden ...
IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. Source of the information below: ...
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