Repeating circle; Adjusting pin

Repeating circle adjusting pin.

Object Details

ID: NAV0076.7
Type: Repeating circle; Adjusting pin
Display location: Not on display
Creator: Magellan, Jean Hyacinthe de; Ramsden, Jesse
Date made: circa 1787
Credit: National Maritime Museum, Greenwich, London, Adams Collection
Measurements: Diameter: 6 mm;Overall: 84 mm
Parts: Borda circle (Repeating circle)
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