One 6-inch brass sector for fortification and gunn

Made:
1675-1700 in England

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One 6-inch brass sector for fortification and gunnery, English, c. 1675

Details

Category:
Mathematics
Object Number:
1990-632
Measurements:
overall: 3 x 162 x 32 mm
type:
sectors (gunnery)
credit:
Tesseract