Transit theodolite, made by John Benjamin Dancer; blackend brass, on a mounting bracket with four level adjusting thumb screws. Compass dial on rotating platform, which is also inscribed 'Presented by the Waterworks Committee fo the Manchester Corporation 1900'. Transit Theodolite 1870-1880
Mining transit theodolite, 3 inch, by F.W. Breithaupt & Son, Kassel, Hesse, Germany, 1850-1876 Mining transit theodolite, German, 1850-1876 1850-1876
Mining transit theodolite, 4-inch, with detachable side telescope in two boxes, by F.W. Breithaupt & Sohn, Kassel, Germany, 1910-1915 Mining transit theodolite, 1910-1915 1910-1915
Transit theodolite, 6-inch, with magnetic compass, by Troughton & Simms, Fleet Street, London, England, 1826-1850 Transit theodolite, British, 1826-1850 1826-1850
Mining transit theodolite, 4.5-inch, by Troughton & Simms, London, England, 1901-1915 Mining transit theodolite, 4.5-inch, Troughton & Simms, with fitted box and tripod 1901-1915
5-inch Hoskold type mining transit theodolite with stand by John Davis & Son, Derby, England, 1871-1900. Mining transit theodolite, 1871-1900 1871-1900
Transit theodolite, 3 inch, by L. Casella, Holborn, London, England, 1892 Transit theodolite, British, 1892 1892
Transit theodolite, 7-inch, by Elliott Brothers, 30 Strand, London, England, 1876-1900. Used on the 1901 British Antarctic Expedition, fitted with leather covers on knobs and exposed metal fittings. Originally property of the Hydrographic Office, British Admiralty. Transit Theodolite, British Antarctic Expedition, 1901 1876-1900
Engineer's transit theodolite, 6.5-inch, by W. & L.E. Gurley, Troy, NY, United States, 1911-1920. Fitted with Burt type solar attachment and accessories. Transit theodolite, American, 1911-1920 1911-1920
Micrometer transit theodolite (sectioned), 3.5-inch, in clear plastic display case, and storage box by E. R. Watts & Son, London, England, 1926. Sectioned micrometer transit theodolite, 1926 1926
Cased Wild T2 gyrotheodolite no.320852, with MW77 - Gyromat serial no.110, dated 1959. One of the two instruments used by the British surveyors of the time of the Channel Tunnel. Channel Tunnel theodolite, Swiss, 1959 1959
Transit theodolite, 5-inch, by Thomas Charles Robinson, London, England, 1835-45. Fitted with striding spirit level, extra eyepiece and plumb bob. Transit theodolite, British, 1835-1845 1835-1845