Category:Bow drills
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English: A bow drills is an ancient type of hand-operated drill. The rotating motion arise from repeated horizontal motion of a bow string
prehistoric form of drilling tool  | |||||
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See also Category:Pump drills and Category:Hand drills for other hand-operated drills.
Media in category "Bow drills"
The following 17 files are in this category, out of 17 total.
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Ali Shiniku at the moment of creation.JPG 3,314 × 2,131; 1.49 MB
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Black Moshannon State Park Bow Drill 1.jpg 2,267 × 1,862; 1.16 MB
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Black Moshannon State Park Bow Drill 2.jpg 2,350 × 1,930; 1.2 MB
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Black Moshannon State Park Bow Drill 3.jpg 3,215 × 2,646; 2.09 MB
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Bow Drill with annotations.jpg 577 × 600; 117 KB
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Bow Drill with annotations.svg 590 × 600; 69 KB
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Bow Drill.png 410 × 426; 6 KB
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Brant park and mini bow 049.jpg 1,600 × 1,200; 388 KB
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Feu-archet.jpg 1,000 × 622; 889 KB
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Ink drawing of Eskimo bow-drill. "From Starr" - NARA - 297255.jpg 3,000 × 2,384; 4.39 MB
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Mangazeya Hall (10).jpg 1,936 × 2,592; 2.97 MB
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Mangazeya Hall (11).jpg 1,936 × 2,592; 3.22 MB
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Mangazeya Hall (12).jpg 1,584 × 2,094; 1.7 MB
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Meyers b3 s0150 b4.png 316 × 185; 12 KB
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Remscheid - Deutsches Werkzeugmuseum - bow drill 01 (mT) ies.ogv 11 s, 1,270 × 720; 9.27 MB
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Remscheid - Werkzeugmuseum in 22 ies.jpg 3,888 × 2,592; 1.24 MB
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Steinbohrapparat Schwedenspeicher Stade.JPG 3,648 × 2,736; 4.9 MB
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