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A 19th century seven inch radius Vernier sextant by Gerrard, black enamelled brass frame, the arc signed W. Gerrard Liverpool under Maker to the Royal Navy, vernier with magnifier, filters and additional brass lenses,sighting tube, mirrors, shades and with mahogany handle, within a fitted mahogany case, 17 by 25 by 15cm together with a Stanley brass theodolite, number 39264, a Nauticalia Box Sextant and The Book of The Sextant. (4)
A Troughton and Simms, London brass theodolite, the 15.5'' tube with compass above next to a bubble level with two arch axis and supported on a Y shaped frame on revolving base with further scale and bubble level and y shaped frame with adjustable feet, the base also marked P D Mitra and Co, 23cm high
including a military pattern pocket aneroid barometer by T.A. Reynolds & Son & Wardale Ltd; an air-flow meter by Baird & Tatlock, in case (illustrated); an oxidised brass station pointer by Henry Hughes & Son, in box; a Captain Field's improved brass roller rule, in box; marching compass in leather case, inclinometer in leather case; a micrometer in box; a French pocket medical kit; a surveying sight with bubble level; a small theodolite; a beam compass in case; two cased lenses and two electrical gauges(A lot)
CASED SEXTANT, BY HEATH & CO., LONDON EARLY 20TH CENTURY signed to the arc HEATH & CO./ NEW ELTHAM/ LONDON. S. E. 9., in a fitted case with various accessories, 23.5cm wide; together with a CASED SURVERYOR'S TRANSIT THEODOLITE, BY CASELLA & CO., LONDON, with maker's marks to the platform, also marked FITTED WITH REEVES'S PATENT TANGENT MICROMETER, in a fitted case with various accessories, tube 23cm long (2)
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2335 item(s)/page