Model Passenger Locomotive, 1840-1845
1840-1845
Arithmometer by Elliott Brothers
1885-1894
Standard mica capacitator
Resistance divider box for use with potentiometer
Rymer-Jones key
Electrophorus
1872
Astatic galvanometer by Elliott Brothers, 1872.
1872
Rotating spark
1872
Resistance box by Elliott Bros., London
Dipping needle with arc
1872
Tangent galvanometer
1864-1886
Moving coil chart recorder by Elliott
Four-coil Thomson astatic galvanometer
1880
Thomson's reflecting galvanometer
1864-1887
Apparatus for earth induction
1887
Rheostat, Kelvin Pattern
1888
"10,000 legal ohms" resistance by Elliott Bros.
1881-1889
Grove battery of five cells, 1895
1895
Astatic mirror galvanometer
1880
Rolling parallel rule by Elliott Bros
1870-1910
Box of draughtsman's instruments 46 x 36 x 15 cm
Early form of Amsler planimeter c. 1856
1854-1856
Standard mica condenser (capacitance)
Kew pattern unifilar magnetometer
1883
Simplex patent steam engine indicator
Apparatus to illustrate the phenomena of terrestrial magnetism
Compass on gimbals
1872
Discharging rod, jointed
1872
Variable electical resistance (0-4 ohms)
1864-1887
Horizontal galvanometer, portable, Post Office form
1890-1930
Smee cell
1895
Watkin type clinometer, British, 1895
1895
Porvell's wave apparatus
Kilo-ampere balance (a) Box containing sliding weights
1888
Chart ruler, by Dr. Thursfield, London, 1880-1930
1880-1930
Spherometer and glass test plate in fitted wooden box
1870-1919
Compound monocular microscope in case by Elliott Brothers London
1853-1870
Hypsometer with carrying case by Elliott Brothers
1831-1870
Folding rule in canvas case
1890-1909
Caliper, metal, in velvet case
1801-1900
Navigational current correction calculator stamped "L.C. Bailey R.N.F.R.A.S."
Aneroid barometer
Polar planimeter
Battenburg's speed and distance scale by Elliott Bros.
Model in brass of Silver's patent
1855
Maximum and minimum thermometer
Post office box
"Keith's Improv'd Scale"
electrodynamometer voltmeter
Thomson Type Current Balance, 1888
1888