12 inch Folding French Brass Sector Rule
Item description from the seller:
This is a sector ruler, a rare insturment used primarily for calculating artilleery angles and distance on the battlefield (1700 – 1800’s). The brass numeric scale and French scipt engraved all over on two flat arms connected on a circular hinge. It is 6 inches long folded and in good condition, the brass is discolored not cleaned. I translated some of the words to the best of my ability (not in order):
Les – the
Metaux - heavy metals
Partics – Paris
Egales – cord
Plans – plan
Palygon – polygon
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Make a offer, I will will concider it if reasonable!!!
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I will combine shipping based on weight. Let me know if you plan on bidding an additional items. I will hold shipment until the other items are complete (if possible).