Nautical instruments

WWI US Navy Quartant (sextant) – Brandis, Brooklyn NY

Very fine and complete quartant of black painted brass. Well maintained case and instrument with key for adjusting the horizon mirror and binoculars. In mahony case with dovetailes, lock and little key, brass carrying handle an so on. Silvered scale, graduated from -5 to 185 degrees, set in a brass arc. In the brass part of the scale is engraved US NAVY N 4516. Case is also marked with the number 4516.
Made by Brandis and Sons, Brooklyn NY, instrumentmakers from 1890 till 1920.
Serialnumber of Brandis 3920 on the left side of the scale.

Catalog: NM.1-37
Date: 1900-1920
HWL case: 14×25,3×25,3 cm (4,9×10,8×10,7”)
HW quartant: 19,5×25 cm (8,5×9,2”)
Signed: BRANDIS & SONS BROOKLYN NY
Origing: USA
Condition: perfect and complete