|
Date: |
|
Description: | This is a gunners quadrant and is used to determine the elevation of a gun barrel. A spirit level is attached to the pivoting arm. A plumb bob and box are included.
Vernier and spirit bubble level.
Lead plumb bob and scale.
Fitted box.
Used in Gunnery to find the correct elevation of the barrel of a cannon or mortar so that the shot would reach the target.
A plumb bob and box are marked NAV1049.1-2 and can be found via the Whole/Part toggle.
caption: Obverse of Gunner's quadrant
caption: Reverse of Gunner's quadrant | Publisher: | "http://collections.rmg.co.uk/" | Rights holder: | "Royal Museums Greenwich" | Subjects: | gunnery equipment Jeremiah Sisson quadrants | Source: | Royal Museums Greenwich | Identifier: | http://collections.rmg.co.uk/collections... | Go to resource |
|
More Like this...
-
-
-
-
-
-
-
-
-
-
Mount
Mount for the Zenith Sector.…
|