Fortification angles diagram in 1672 book - Des Triangles (IA A331118) (page 63 crop).jpg...
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This file has been extracted from another file : Des Triangles (IA A331118).pdf...
This file has been extracted from another file : Des Triangles (IA A331118).pdf...
This file has been extracted from another file : Des Triangles (IA A331118).pdf...
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