Gunner's quadrant

This Gunner's quadrant is used to help determine the elevation of a gun barrel. It is fitted with a spirit level and five hinged sights. The front is signed 'Dominicus Lusuerg F Romae Anno 1695'. The reverse has an adjustable mounting for a support pole and is enscribed 'Pro Elevatione Bombardae'.
Front fitted with sights and pivotted alidade.
Engraved with 90 deggres scale and 90 grid .
Designede to be used on a pole mounting.

Object Details

ID: NAV1035
Collection: Astronomical and navigational instruments
Type: Gunner's quadrant
Display location: Not on display
Creator: Lusuerg, Dominicus
Date made: 1695
Credit: National Maritime Museum, Greenwich, London, Caird Collection
Measurements: Overall: 78 x 164 x 163 mm
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