Component associated with the Ferranti Freescan map digitiser

Surveying

1969

Cord operated pedometer, European, 1701-1750

Surveying

1701-1750

Double-telescope surveying level

Surveying

1745-1755

Surveyor's chain with thermometer and spirit level, 1860-1890

Surveying

1860-1890

Modlakk folding levelling staff, c.1965

Surveying

Repeating Theodolite Circles 14 and 10.5cm respect

Surveying

1875

Box of spirit bubbles

Surveying

Polymeter plane table alidade, 1873-1876

Surveying

1873-1876

Pedometer, English, 1775-1794

Surveying

1775-1794

Tripod for eight inch reflecting theodolite

Surveying

Tapes measuring - repair outfit No.2, by James Che

Surveying

1955

Motor aneroid (barometer) in watch case, with scal

Surveying

1920-1940

7.5 inch station pointer with reading microscope b

Surveying

1801-1900

Acetylene signal lamp with heliograph

Surveying

1910

Marching compass

Surveying

Surveying rangefinder

Surveying

1958

Rangefinder by Adie, late 19th century

Surveying

1851-1900

Denton's A-frame canal level by W. & S. Jones, 184

Surveying

1830-1860

Part of Lean type mining dial, 1801-1825

Surveying

1801-1825

Circumferentor, British, 1792-1800

Surveying

1792-1800

Mine surveying sighting disc, German, 1920-1930

Surveying

1920-1930

Stadiometer (telemeter), Blakey type, British, 1825-1835

Surveying

1825-1835

Components from the 3-foot geodetic theodolite

Surveying

1791

theodolite, numbered 122186, with WATTS trademark,

Surveying

1970

Lens for 6-inch altazimuth theodolite

Surveying

1801-1850

Compass-clinometer, Bagot's Patent (No 2227 of 187

Surveying

Mining surveying level target, British,1930

Surveying

1930

Portable transit theodolite, British, 1823-1841

Surveying

1823-1841

Surveyor's compass

Surveying

Triod for mining transit theodolite, 1871-1900

Surveying

1871-1900

Coincidence adjustment of a German 1-metre base ra

Surveying

'Ensign' Global Positioning System

Surveying

1992

Abney type level, designed by William Abney, by El

Surveying

1880

Prismatic compass, 1851-1856

Surveying

1851-1856

Optical opposite, British, 1840-1850

Surveying

1840-1850

Azimuth compass, British, 1811-1830

Surveying

1811-1830

Waywiser by John Smeaton, England, mid 18th centur

Surveying

1701-1800

Compass in fob-watch case, English,1784-1809.

Surveying

1784-1809

Fenner type rangefinder, British, 1892

Surveying

1892

Prismatic magnetic compass, British, 1827-1848

Surveying

1827-1848

KARTI plotting table

Surveying

1965

Jaderin type base-line apparatus, British, 1885

Surveying

1885

Conical surveyors cross, European style, on octago

Surveying

1801-1900

Bronze triangulation station mark, Canadian, 1920

Surveying

1920

Cross-head, 1690-1710

Surveying

1690-1710

Model of a section through an Ordnance Survey data

Surveying

1970-1975

Plane table in canvas carrying case

Surveying

1971-1980

Telescopic levelling staff, 14-ft, painted Sopwort

Surveying

1900

Eckhold omnimeter

Surveying

1868-1900

surveying chain, Spain, 1930-1970

Surveying

1930-1970