Title page for Henrich Ruse, Versterckte fortress, 1654. Under the title there are various men who build a fortification wall. In the foreground three men with measuring instruments and a map of a fortification. For the ramparts there are weapons and flags, and on the shore, measuring instruments and a sheet with calculations.

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Size: 3221px × 4864px
Photo credit: © BTEU/RKMLGE / Alamy / Afripics
License: Licensed
Model Released: No

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