Three tubes of 'F-tablets' (Novocaine) for dental local anaesthetic
1925-1940
Crookes' tube for showing the focusing of cathode rays
1879-1888
Five eudiometer tubes
Vacuum tube used in an unrecorded experiment on cathode rays from a sphere of aluminium
1881
Geiger-Muller tube in cardboard carton
1959
Tubes for the whirling table
1753
Geiger-Muller tube
Crookes' tube for showing the phosphorescence of calcium sulphide
1879-1888
Crookes tube with concave cathode
Geiger-Muller tube
1950-1970
Geiger-Muller tube
1950-1970
Crookes' tube for showing the phosphorescence of alumina
1879-1888
Crookes vacuum tube containing a fluorescent 'flower'
Vacuum tube
1901-1903
Vacuum tube type 190 (thermal delay switch)
Vacuum tube type CV664 (triode)
Vacuum tube type CV1128 (gas relay)
Vacuum tube type CV1137 (triode)
Vacuum tube type CV1191 (tetrode)
Vacuum tube type CV1438 (tetrode)
Glass tube, possibly a Pasteur pippette
Crookes vacuum tube containing a mineral sample
Crookes vacuum tube for demonstrating the properties of cathode rays
Crookes vacuum tube containing a mineral sample
Crookes' tube for showing that cathode rays travel in straight lines
1879-1888
Crookes' tube for showing that heat is produced by cathode ray bombardment
1879-1888
Vacuum tube type CV172 (diode)
Vacuum tube type CV189 (spark-gap)
Crookes vacuum tube containing a mineral sample
Vacuum tube type CV26 (triode)
Vacuum tube type CV1147 (gas relay)
Open-ended clear glass tube with black tape both ends
1881-1920
Vacuum tube type CV1505 (triode)
Tube, metal with wood handle
1801-1850
Glass tube, of uncertain provenance, 1850-1930
1850-1920
Tube, for flushing of uterus, glass
Oral tube
1950-1980
Assorted pieces of vulcanite tubing
1861-1920
Black vulcanite tubing
1861-1920
Black vulcanite tubing
1861-1920
Black vulcanite tubing
1861-1920
Black vulcanite tubing
1861-1920
Black vulcanite tubing
1861-1920
Black vulcanite tubing
1861-1920
Vacuum tube type CV1032 (double triode)
Vacuum tube type CV1154 (triode)
Vacuum tube type CV1795 (VM tube)
Glass tube containing three hollow wooden rods
One glass tube
Clear glass tube bent downwards at one end with cork stoppers at either end
1880-1920