Watkin's Improved Combined Finder, Level and Telemeter Watkin's Improved Combined Finder, Level and Telemeter
Steward telemeter No.491, in case, marked "not for sale", 1910-1920 Steward telemeter No.491 1910-1920
Adie telemeter, 3 ft base line, by Adie, c.1885. Used 1885-1904 in survey of the east coast of England Adie telemeter 1885
Prototype, development model, military telemeter, Mariage-type, by Bardou fils & Cie, Paris, France, 1870-75. Protoype military telemeter, French, 1870-1875 1870-1875
Labbez type telemeter No.712 in case, with reel of twine, unsigned, British, 1895 Labbez type telemeter, British, 1895 1895