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A 3½IN. RADIUS AVIATION SEXTANT BY HENRY HUGHES & SONS LTD FOR THE AIR MINISTRY, CIRCA 1943 with crackle-finish T-frame, the inset scale divided t...
A FINE THEODOLITE BY TROUGHTON & SIMMS, LONDON, CIRCA 1900 constructed in oxidised and lacquered brass, the 10in. main tube with threaded rack-and...
AN IMPRESSIVE LACQUERED BRASS THEODOLITE BY JOSEPH HART, BIRMINGHAM, CIRCA 1800 with 18in. telescope with bubble level, mounted to plate inscribed...
A PARKES & HADLEY PATENT BRASS TABLE ORRERY, LONDON, CIRCA 1880 the 10in. cast iron calendar plate with geared push mechanism to 3in. George Phill...
A FINE STAR GLOBE BY KELVIN & HUGHES LTD FOR EPOCH, 1975 the 7in. globe with metal core, white gores printed with star systems, signed in cartouch...
A 9IN. CELESTIAL GLOBE PUBLISHED BY MALBY AND ISSUED BY J. WYLD, 1860 coloured gores with maker's label inscribed MALBY’S CELESTIAL GLOBE collated...
Ø A 16IN. RADIUS VERNIER OCTANT, CIRCA 1790 with ebony T-frame, inset ivory scale divided to 100º, brass index arm with vernier, pinhole sights, i...
Ø A 13½IN. RADIUS VERNIER OCTANT BY ROBERT BANCKS, STRAND, LONDON, CIRCA 1790 with ebony T-frame signed on the crossbar R. Bancks, Strand, London,...
Ø AN 11½IN. RADIUS VERNIER OCTANT BY SPENCER BROWNING & RUST, LONDON, CIRCA 1790 the ebony T-frame with maker’s plate as per title, inset ivory sc...
Ø A 9½IN. RADIUS VERNIER OCTANT BY THOMAS HARRIS, LONDON, CIRCA 1810 the ebony 'T' frame with ivory scale divided to 105º, lacquered brass vernier...
A 6½IN. RADIUS VERNIER SEXTANT BY J. COMBES, DEVONPORT, CIRCA 1900 with oxidised brass three-circle frame, the arc numbered 9602 and signed J. Com...
AN EARLY 20TH CENTURY DIP NEEDLE
AN EARLY 20TH CENTURY DIP NEEDLE unsigned, with silvered scale swivel-mounted in wooden chamber with bevelled glass panels, bubble level and adjus...
A RARE PORTABLE THERMOMETER BY C. TAGLIABUE, LONDON, CIRCA 1820 the mercury tube secured to silvered backplate engraved with Fahrenheit scale and ...
Ø A FINE MARINE BAROMETER BY WATKINS & HILL, LONDON, CIRCA 1830 with silvered scale signed as per title at top, thermometer divided for Fahrenheit...
AN IMPROVED SYMPIESOMETER, CIRCA 1900 unsigned, with 14in. silvered plate inscribed with measurements for heat, humidity with tubes fitted as appr...
A FOB COMPASS, CIRCA 1800
A FOB COMPASS, CIRCA 1800 unsigned, with 1½in. enamel dial, steel indicator with jewelled pivot, contained in gilt brass open fob-type case with s...
A LACQUERED BRASS GUNNER'S LEVEL BY CRICHTON, LONDON FOR THE INDIAN COLONIAL OFFICE, CIRCA 1830
A LACQUERED BRASS GUNNER'S LEVEL BY CRICHTON, LONDON FOR THE INDIAN COLONIAL OFFICE, CIRCA 1830 signed as per title with broad arrow and governmen...
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