azimuth instrument
Date: circa 1942
Inventory Number: 2003-1-0134
Classification: Azimuth Instrument
Subject:
Maker: National Electrical Machine Shops, Inc. (1937 - 1951)
User: United States Navy (founded 1775)
Cultural Region:
Place of Origin:
Dimensions:
instrument: 20 × 6.5 × 8.5 cm (7 7/8 × 2 9/16 × 3 3/8 in.)
case: 10.4 × 24 × 12.5 cm (4 1/8 × 9 7/16 × 4 15/16 in.)
Accessories: case
Description:
This instrument is made in brass with a black enamel finish. It is unusual in the sense that the bearing arrangement is mounted on top of the azimuth arrangement. It is an alidade-type of apparatus, with sighting vanes and a pivoting black mirror. It is stored in an oak box when not in use.
Signedon box: NATIONAL ELECTRICAL MACHINE SHOPS INC.
Inscribedon box: BUREAU OF SHIPS / U.S. NAVY AZIMUTH INSTRUMENT
on instrument: US N. Azimuth Inst. / MKII MOD 3 BU. SHIPS N. 2465 1942
on instrument: US N. Azimuth Inst. / MKII MOD 3 BU. SHIPS N. 2465 1942