![](http://www.alamy.com/thumbs/6/755642E8-4FE8-400C-8D4B-657D823E54F7/W106NC.jpg)
Engraving of an elevating siege tower turret, raised by a jack-screw, The tower was used for approaching and rising above castle ramparts in 16th centuries in Europe.
Size: 2457px × 3543px
Photo credit: © Lakeview Images / Alamy / Afripics
License: Licensed
Model Released: No
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