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#32 | |
(deceased)
Join Date: Dec 2004
Location: Portugal
Posts: 9,694
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![]() Quote:
Picture 1; an extract of Hernan Cortez report. Picture 2 & 3; courtesy American Museum of Natural History. Picture 4; How Goya saw the Spaniards performing the making of gunpowder. Picture 5; The XVI century flour mill Molino del Rey in Mexico city, where next to it was the "old gunpowder mill". Picture 6; a detail of the pavement in the pateo of the old (now museum) Portuguese black powder mill of Barcarena, where the bricks are positioned in "cleaver" and "spine", to avoid the risk of sparks by friction. . |
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