Protractor, Brass conveyor or protractor in a wooden box. The radius of the protractor is 86 mm. The center of the arc is indicated with an iron needle and the instrument has an arm with a vernier on the arc., J.M. Kleman & Zoon (mentioned on object), Amsterdam, 1814 - 1820, wood (plant material), brass (alloy), iron (metal), textile materials, h 1.9 cm × w 39 cm × d 13.9 cm
Keywords:
Protractor, Brass conveyor, protractor, wooden box, radius, 86 mm, center, arc, indicated, iron needle, instrument, arm, vernier, J.M, Kleman & Zoon, mentioned, object, Amsterdam, 1814, 1820, wood, plant material, brass, alloy, iron, metal, textile materials
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