U.S. Navy JAG Corps. Navy JAG Community â Dedicated to Service, Committed to Excellence. From Navy Judge Advocate General Corps Public Affairs Lt. Genevieve Loutinsky, a judge advocate at the Office of the Judge Advocate General, attended a reception honoring military women hosted by [â¦] Continue Reading...
Angle-measuring instruments may be classified into four types according to the measuring method used. The first group includes devices that compare the angle to be measured against a fixed gage, such as an angle gage (for angles 1â to 180Â°), try square (usually for a 90Â° angle), tapered plug gage, or template.
These instruments are used primarily to measure the elevation or altitude of a celestial object: 1  Back staff, the best known of which is the Davis' quadrant. It could measure the altitude of the sun without having the navigator directly observe the sun.  Cross staff, an older instrument long out of use.