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Surveying

This impressive range of instruments charts the history of land measurement and map-making, from the 17th century up to more recent developments such as stereoplotting, remote measurement, GPS and map digitisation.

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Theodolite used for the Principal Triangulation of Great Britain

Surveying

1791

‘Trans-Pac’ GPS receiver, 1990-1991

Surveying

1990-1991

Magnifying stereoscope, 1940

Surveying

1940

Simple theodolite

Surveying

1600-1630

Tellurometer for EDM (Electronic Distance Measurement), 1957-1962

Surveying

1957-1962

Simple theodolite

Surveying

1600-1630

Combined graphometer and plummet clinometer, 1663.

Surveying

1663

Part of Two foot geodetic theodolite, British, 1826-1828

Surveying

1826-1828

Microptic transit theodolite, 1954

Surveying

1950-1954

Pedometer by Spencer & Perkins

Surveying

1775-1794

Altazimuth theodolite

Surveying

1755-1765

Surveyor's pocket sextant.

Surveying

1795-1805

Alidade for plane table outfit

Surveying

1801-1830

Plane table outfit

Surveying

1750-1766

Plane table board for plane table outfit

Surveying

1801-1830

Combined replica sleeve and original ball and socket for plane table outfit

Surveying

1801-1830

Tripod for plane table outfit

Surveying

1801-1830

Tachymeter-theodolite, "Theo 020", serial no.14655

Surveying

1970

Prismatic surveying compass by W. F. Stanley & Co.

Surveying

1900-1920

Surveyor's level, German, 1926-1929

Surveying

1926-1929

Watkin's type clinometer

Surveying

1890-1914

Sledge-meter used on the Terra Nova Expedition, 1900-1910

Surveying

1900-1910

Plane table outfit including alidade

Surveying

1801-1830

Mining compass in engraved ivory case, Italian, 17th century

Surveying

1601-1700

Waywiser

Surveying

1816-1835

'Sitesquare' optical square, British, 1959

Surveying

1959

Clinometer, German, 1850-1900

Surveying

1850-1900

Planimeter, by Stanley, Great Turnstile, Holborn,

Surveying

1901-1950

Part of sledge odometer, British Antarctic Expedition, 1900-1910

Surveying

1900-1910

Groma

Surveying

200-1 BCE

Bridges-Lee type phototheodolite, 1894-1896

Surveying

1894-1896

Prismatic compass with bubble tube and small telescope, 1840-1863

Surveying

1832-1840

Combined compass and clinometer, 1870.

Surveying

1870

Watkin type clinometer, British, 1895

Surveying

1895

Mining dial by J. Casartelli of Manchester, late 1

Surveying

1871-1900

"Ni 007" level, serial no.200690, by Carl Zeiss, J

Surveying

1970

Level No. II by Carl Zeiss Jena, Germany, c. 1928,

Surveying

1928

Microptic theodolite, with tribrach & plumb bob, i

Surveying

1970

Ferguson solar chronometer and astronomical compass

Surveying

1912

Sectioned display theodolite, Swiss, 1970

Surveying

1970

Repeating Theodolite, Horizontal and vertical circles

Surveying

1875

Field clinometer, British, 1915

Surveying

1915

Altazimuth theodolite, British, 1725-1747

Surveying

1725-1747

Simple theodolite, Italian, 1676

Surveying

1676

Improved Patent Portable Theodolite

Surveying

1818-1826

Surveying quadrant, 1674.

Surveying

1674

Pedometer signed 'PVP', 1880-1920

Surveying

1880-1920

Mining compass, Italian , 1769

Surveying

1769

Combined Abney Level and Clinometer, 1882-1887

Surveying

1882-1887

Box type pocket sextant.

Surveying

1845-1855

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