Clocks, Instruments & Militaria - Online Online
Description:
A.M.L. Position Line Slide Rule Mark IIA, Air Ministry Laboratory, South Kensington, no. 118/36, the inner cylinder is graduated with log tangents, the outer scale is graduated with log cosines, rear of slide are given scales of dip, refraction, moon's parallax and converting time to arc, bone plaque engraved AM with a crown, ht. closed 9 in.; together with a Muto Giken "Kooler Calculator," 11 1/2-in. rule with clear rotational sleeve for reading the scale.
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.