Varley's vacuum protector, 1870
1870
Probe, silver, flexible
1855-1875
Double excavator
1862-1890
Hickman's abrasive disc carrier
1875-1885
Collection of 12 assorted sounds in ornate leathercloth case
1871-1890
Brass saccharometer by R.B. Bate
1915-1825
Ivoride (cellulose nitrate) mirror made by Daniel Spill
1873
Turnswitch with fuse (wire), c.1886 [lacks cover]
1886
Two dental air syringes
1860-1880
Two dental air syringes
1860-1880
Hydrometer set in wooden case by J.F. Van Deene
1882, 1899
Colour lithograph titled 'Origin of Steam Navigation'
1864
Vertical contact switch, 1886
1886
Oulton-Edmundson electric meter, 1889 (No.507)
1889
Crompton solenoid operated lightning arrestor
1885
Ceiling rose
1880
Adaptor, wood, for fitting a loop-type lamp into a bayonet holder
1890
Ediswan lampholder, with ceramic insulation, 1888
1888
Hartman and Braun ammeter no.9382 scaled 0-800A
1890
Siemens electro-dynamometer, c.1882
1882
Varley's globe vacuum lightning protector, 1861
1861
Speculum, for opening mouth
1855-1875
Portable monaural stethoscope
1890
Uterine probe
1901-950
"AUR" Welsbach kern radiator gas-fire
1890
Ladies keyless watch with duplex escapement
1890
Swinton's microphonic telephone transmitter
1884
Experimental Watt hour meter
1882
United Patriots Rational Benefit Society
1876
Dental forceps
1870-1870
Dental forceps
1860-1865
Dental forceps
1865-1890
Dr. Caliburces' apparatus, c.1890
1890
Colour print of the visible surface of the Sun
1872
One of four photographs showing an enlarged portions of the Sun's visible disc
1878
Gilt hydrometer by Ladd and Streatfield
1860-1880
Knife with cellulose nitrate (Parkesine) handle
1862
Knife with cellulose nitrate (Parkesine) handle
1862
Fork with cellulose nitrate (Parkesine) handle
1862
Evershed's Ohmmeter no.2
1889
Cylinder watch in case with thin horizontal movement
1801-1850
Jump-minute pocket watch
1890
Rocking Bar keyless watch mechanism
circa 1870
Apparatus for producing double refraction by flexure
1865-1885
Portion of Cape Traverse - Prince Edward Island - Cape Tormentine cable
1852
Sachse's model of space formulae for Benzene
1888
Proposed benzene structures, late 19th century
1865
European celestial globe
1878
Portrait of Robert Stephenson
1859-1860
Portrait of Marc Seguin
1875