‘Trans-Pac’ GPS receiver, 1990-1991
1990-1991
Plane table outfit by Benjamin Cole
1750-1766
Combined graphometer and plummet clinometer, 1663.
1663
100 Link Steel Surveying Chain, 1784.
1784
Surveyor's pocket sextant.
1795-1805
Altazimuth theodolite by Benjamin Cole & Son
1755-1765
Graphometer with magnetic compass
1710-1720
Theodolite used for the Principal Triangulation of Great Britain
1791
Telescope used by General Roy for measuring base line to link Paris and Greenwich
Pedometer by Spencer & Perkins
1775-1794
Magnifying stereoscope, 1940
1940
Simple theodolite
1600-1630
Simple theodolite
1600-1630
Groma, roughly made
200-1 BCE
Surveyor's steel measuring chain, British, 1900-1910
1900-1910
Surveyor's measuring chain, British, 1923-1933
1923-1933
Microptic transit theodolite, 1954
1950-1954
Jaderin type base-line apparatus, British, 1885
1885
Brown type clinometer, British, 1890-1910
1890-1910
Keyboard for Ferranti Freescan digitiser
1969
Station-pointer 6 inch with 3 extension arms each 12 ins. long. Engraved "Potter
1870
Angle iron to support levelling staff at bench mark
1914
Double-mirror heliotrope (Spiegelkreutz-heliotrop) for geodetic work
1822
Sextant-heliotype, as invented by C.F. Gauss
1827
Steel measuring wedge by Otto Fennel und Soehne
1910
6 inch altazimuth theodolite by W. & T. Gilbert
1840
Clinometer, German, 1850-1900
1850-1900
Nonien scale reading microscope
1914
Schatz scale reading microscope
1914
Transit theodolite, British, 1816-1850
1816-1850
Gentilli type tacheometer, Austrian.
1868-1876
Hypsometer, British, 1890-1893
1890-1893
Combined level & clinometer, German, 1755
1755
Tapes measuring - repair outfit No.2
1955
Surveying aneroid barometer
1940
McCallam's patent distance indicator, 1864
1864
Cross-head, 1690-1710
1690-1710
Circumferentor by J. Sisson of London
1731-1770
Simple theodolite, English, 1690-1725
1690-1725
Azimuth Sighting Compass, British, 1818-1850
1818-1850
100-Foot tape measure, British, 1928
1928
60-Foot tape measure, British, 1927
1927
Fenner type rangefinder, British, 1892
1892
10 metre tape measure
1905
Sectioned display theodolite, Swiss, 1970
1970
Planimeter, by Stanley
1901-1950
300- foot tape measure, 1928
1928
Amsler planimeter
1901-1950
Eclimeter, British, 1910-1950
1910-1950
Station pointer
1801-1900