Watkin's Improved Combined Finder, Level and Telemeter Watkin's Improved Combined Finder, Level and Telemeter
Labbez type telemeter No.712 in case, with reel of twine, unsigned, British, 1895 Labbez type telemeter, British, 1895 1895
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. Prototype military telemeter 1870-1875
Steward telemeter No.491, in case, marked "not for sale", 1910-1920 Steward telemeter No.491 1910-1920