Sturgeon mercury break
1886
Bertin commutator
1886
Hempel pipette for solid substances
Gold leaf electrometer with sliding condenser
1886
Pensky-Martens flash point apparatus
Portable incubator and stand by Townson and Mercer
Karl Fischer apparatus by Townson and Mercer
1951-1960
Savart apparatus with wheel and indicator
1885
Glass specific gravity hydrometer marked Townson & Mercer
1900-1960
Volta's condensing electroscope
1897-1910
Double Gyroscope Apparatus, with components
1890
Model of eye with spectacle lenses
1900-1905
Solar radiation thermometer, 1849.
1849
Plug resistance box by Townson and Mercer
1900-1980
Tangent galvanometer with mahogany base and former and three coils
1900-1960
Simple copper voltameter on mahogany base
1900-1920
Redwood viscometer made by Townson and Mercer
Deflection magnetometer compass
1900-1939
Gas burner by Townson and Mercer
1910
Counter-current ("Liebig") condenser
Glass hydrometer by Townson & Mercer
1870-1910
Gas regulator: Tollen's form
1886
Gas regulator: Lothar Meyer's
1886
Battery of four Leyden jars
1897-1918
Teclu Type Gas Burner, 1900-1905
1900-1905
Chemical balance
1930-1955
Kjeldahl's apparatus for determination of nitrogen content
1912
Hempel's gas-pipette
Sacker viscometer for testing lubricating oil, with stand and components
circa 1885
Boiler, for reaction vessels
1851-1900
Abel flashpoint apparatus, 1900
circa 1900
Hand centrifuge, 1912.
1912
Apparatus for demonstrating Lissajou's figures by means of two vibrating metal arms carrying mirrors
1918-1949
Stopclock with resettable minute and second hands
1900-1980
Strohlein apparatus for rapid determination of carbon in iron and steel
1950-1960
Hempel explosion pipette for use with water
Soxhlet's extraction apparatus and components
1885
Glass Twaddell No 5 hydrometer marked Townson & Mercer
1900-1960
Glass hydrometer marked Townson & Mercer. Range 0.700 - 1.000. 293mm long. Mercury weight and paper scale
1900-1960
Fractional distilling tube
Hempel explosion pipette, cat. no.1931
Varley's carbonised cloth rheostat by Townson & Mercer
1890-1939
Glass specific gravity hydrometer marked Townson & Mercer
1900-1960
Dr. Thorpe's revenue still apparatus and components
Bertin commutator by Townson and Mercer
1897-1918
Argand Gas Burner, 1901-1914
1901-1914