Original model of Edison's patent electric pen, 1875-1876
1875-1876
100-Foot tape measure, British, 1928
1928
Rain-gauge, by George James Symons, 1860-1899
1860-1899
Clarke's-type electromagnetic machine
1854-1860
Tree height measurer, British, 1945-1948
1945-1948
Fenner type rangefinder, British, 1892
1892
"Baby Cine" Posograph Exposure Calculator
1928
Electrostatic toy showing a hunter shooting birds
Mercury Thermometer for Underground Temperatures, 1861-1881
1861-1881
Early Platinum Electrical Resistance Thermometer, 1871-1890
1871-1890
Reichert's Thermoregulator (Temperature Controller), 1871-1900
1871-1900
Model of a Plankton Net, 1969
1969
Map case, British, 1921-1940
1921-1940
Case for photogrammetric outfit, 1901-1915
1901-1925
Leather case for telemeter, British, 1890-1910
1890-1910
Part of stereo projector comparator, British, 1915
1915
Mine surveyor's kit, 1701-1800
1701-1800
Leather Case for Ensign 'Auto Range' Camera, c 1936
1931-1941
Nurse's cap, organza
1901-1982
Copy of Barraclough's Thermodynamic Surface Model, 1925-1930
1925-1930
Case for sectioned micrometer transit theodolite, 1926
1926
Leather case for telemeter, British, 1890-1910
1890-1910
Accessories for transit theodolite, British Antarctic Expedition, 1901
1876-1900
Stereoplotter case, British, 1908
1908
Mining compass & clinometer, German, 1901-1907
1901-1907
Eidotrope magic lantern slides
Model of the midships section of HMS Challenger
1872-1876 (expedition); 1976-1977 (model)
Model of the bows section of HMS Challenger
1872-1876 (expedition); 1977 (model)
Bean Bag used for Natural Childbirth, 1994
1994
Levelling Staff, British, 1971-1980
1971-1980
Mountain barometer, 1845-1855
1845-1855
Fleece hat, Patagonia, 2002
2002
Part of Tellurometer, 1957-1962
1957-1962
Part of Tellurometer, 1957-1962
1957-1962
Model (mahogany case not present)
1795-1805
Mining transit theodolite, 4.5-inch, Troughton & Simms, with fitted box and tripod
1901-1915
Model (mahogany case not present)
1795-1805