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Ihon (John) Coggs of Fleet Street, London,- George II brass circumferentor (theodolite) c1730, housing a cylindrical glazed compass with a steel indicating hand and engraved (formerly silvered) eight point compass rose to the centre, outer track divided into two-degree intervals and a subsidiary Arabic numeral chapter ring divided into ten minute intervals, mounted on a 12" cast brass four spoke circular table engraved on the circumference in one degree increments from 0-360 degrees, with makers name and mounting points for vertical sights. John Coggs is recorded as a mathematical instrument maker and engraver, working in Fleet Street from 1710-40The introduction of advanced surveying instruments such as this circumferentor revolutionized the field of land surveying. Surveyors could now conduct their work with a level of precision that was previously unattainable, leading to more accurate maps and a better understanding of geographical features.
A 19th-Century Oxidised Brass Everest-Pattern Theodolite,English, c.1900, signed 'T Cooke & Sons, York' and with a military arrow and 'No.96 12F and to the top 'O.S. EVEREST 5" No.12F', the telescope with rack and pinion focusing, the eyepiece with crosshairs and adjusting screws, the two part vertical circles with silvered scales, twin verniers and magnifiers, horizontal circle with silver chamfered scale, with two verniers and swing magnifier, with bubble level, on three-screw tripod attachment with screw mounting, trough compass and plummet, in the original mahogany case
Unusual Artillery/Gun Director,English, dated 1916 telescopes engraved 'TELESCOPE SIGHTING No.12 MK.1 W OTTWAY & Co LtdEALING No.180 1915' with military arrow, the body signed on the compass dial 'E. R. WATTS LONDON' constructed of heavy cast brass mounted on theodolite tripod, instrument 36cm tallBUYER BEWARE: WE CANNOT SHIP THIS LOT. COLLECTION OR OWN COURIER ONLY
A Meccano Outfit No. 7, comprising nickel parts, including 19a wheels, loom shuttle, Electric Motor No. 1, 149 locomotive collecting shoes, original Electrical Parts tie-card of two bobbins, two Coil Cheeks, two Core Pieces, two silver-tipped contact screws, with two reels of wire, four small brown boxes for electrical parts, clockwork motor, loom healds, funnels, hook, sand roller, wood rollers, buffers, ratchets and pawls with manuals and theodolite, very rare exampleEx Christies Lot 115 - 14th October 2003 - https://www.christies.com/en/lot/lot-4163768?ldp_breadcrumb=back
A mid 19th century Elliott Bros., London theodolite and teak tripod, with owner’s engraved name for John Frederick Bateman, the theodolite has been mounted on a later base for display. Bateman was an important 19th century engineer, specialising in civil engineering projects mainly relating to waterworks and reservoirs. Condition - fair to good,
TROUGHTON & SIMMS; a 19th century brass lacquered theodolite in mahogany case and a further cased theodolite by Douglas & Wallis Ltd, each complete with tripod (2).Condition Report: The larger examples lenses appear to be free from any apparent chips however they are rather cloudy and would benefit from a clean, smaller examples lenses appear in good condition but would still benefit from a clean.
ONE BOX AND LOOSE MISCELLANEOUS SUNDRIES, to include a Sevilla acoustic guitar, a Hilger Watts theodolite tripod stand, a large gilt framed print, carved wooden wall plaque, a glass 'Yard of ale', vintage suitcases, a 'Blackheath Building Society' money box, a pair of oak barley twist candle sticks, a boxed Galileo thermometer, a vintage Casio TZ-400 LCD pocket television, a mantel clock etc. (s.d/a.f)(1 box + loose)
Surveyor's Equipment: a large and decorative early 20th-century wood and cast iron tripod marked 'CTS' 160cm high, together with a metal cased Cooke, Troughton & Simms precision level (dumpy) theodolite, impressed maker and serial number 'S038259', 16cm high in case, also a 'Cowley Automatic Level' in original leather case, 16.5cm (3)
Large Brass Theodolite By Stanley, London English, c.1890, engraved to the silvered compass dial 'Stanley Gt Turnstile Holborn London 8217' on 4 levelling feet, on 6" silvered scale with vernier magnifiers, with A frames supporting telescope with 6" scale, telescope with rack and pinion focus, in large fitted mahogany case

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2512 item(s)/page