Three Surveying Instruments

Description:

Three Surveying Instruments, 20th century, including a Ball Recording Sextant, with a U.S. Navy Observatory certificate, day and night 9-in. scopes, platform marked 0-90, vernier; a Universal Sun Compass, model SC-1, circular platform marked 0-360 and Abrams Instrument Co., Michigan, with war department maintenance manual and parts catalog; and an Astro Compass, Mark II, surveyor's instrument, with multiple bearing readouts, fine adjustment knobs for north and south latitudes, all in fitted wooden boxes.
Estimate $300-500


The absence of a condition statement does not imply that the lot is in perfect condition or completely free from wear and tear, imperfections or the effects of aging. Condition requests can be obtained via email (lot inquiry button) or by telephone to the appropriate gallery location (Boston/617.350.5400 or Marlborough/508.970.3000). Any condition statement given, as a courtesy to a client, is only an opinion and should not be treated as a statement of fact. Skinner Inc. shall have no responsibility for any error or omission.

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