DESCRIPTION: Two antique prism azimuths, each designed by Sir William Thomson in the 1870s and housed in a wooden box with enclosed instructions. One piece features a brass body and was sold by optician James White in Glasgow; one is composed of a black metal body and was sold by Kelvin & Wilfred O. White Co. in Boston, MA. Each piece is finished with a liquid level. Dimensions are as follows:

Brass body - (Azimuth) H: 5.75" W: 3.5" L: 8.75" (Box) H: 6.75" W: 4.75" L: 10.25"
Black body - (Azimuth) H: 4.75" W: 2.75" L: 7.5" (Box) H: 6" W: 4.5" L: 8.75"

CIRCA: Late 19th to early Early 20th Century
ORIGIN: Scotland
DIMENSIONS: See description

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CONDITION: Each piece exhibits signs of age and wear; instructions of one White piece suggests each is missing its compass card. See lot description for details on item condition. More detailed condition requests can be obtained via email (info@akibaantiques.com) or SMS (305)-332-9274. Any condition statement given, as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Akiba Antiques shall have no responsibility for any error or omission.