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Builders at Work. more
The view of builders at work, taken from a fifteenth century manuscript, sufficiently explains some of the mechanical appliances then in use. (p. 174)
We see builders using a winch and pulley to raise a heavy load; another holds an axe, as if about to cut the rope on the pulley! Another uses calipers or diverders to measure or mark a block.
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Buy print-size file for commercial or other use
500x449 | 79K | jpg free download |
119x107 | 6K | jpg free download |
223x200 | 16K | jpg free download |
250x225 | 23K | jpg free download |
557x500 | 93K | jpg free download |
752x682 | 177K | jpg free download |
808x726 | 156K | jpg free download |
1140x1024 | 268K | jpg free download |
1436x1290 | 383K | jpg free download |
1784x1617 | 691K | jpg free download |
1795x1613 | 536K | jpg free download |