Cossor OM6 pentode valve (McVitie Weston valve collection), 1925-1946
1925-1946
Cossor Wurncell W.1 output triode valve (McVitie Weston valve collection), 1923
1923
Lifetime Baumanometer sphygmomanometer by W. A. Baum Co. Inc
1935-1945
Oscillograph used for Electroencephalography
1939-1960
Portable cathode ray oscilloscope, about 1952
1951-1955
Cossor Empire Melody Maker 234 Radio Receiver
circa 1929
Empire Melody Maker Radio
circa 1930
Cossor 234 'Melody Maker' Radio Receiver
McVitie Weston valve collection, Cossor Cathode Ray Tube valve, type 3232C
Glass U-tube Manometer by Cossor
McVitie Weston valve collection, Cossor valve, type NGT1
1939
Wade Bequest collection of valves: Cossor type SU2150A radio valve
McVitie Weston valve collection, Cossor valve, type VR12F
McVitie Weston valve collection, Cossor valve, type V5
McVitie Weston valve collection, Cossor CRT valve, type 89D
Wade Bequest collection of valves: Cossor type 6AK8 radio valve
Phillips electrostatic charging rod
1907
Cossor 61 BT
Cossor 210 PG
McVitie Weston valve collection, Cossor valve, type 460BU
McVitie Weston valve collection, Cossor valve, type 442 BU
McVitie Weston valve collection, Cossor valve, type 620T
McVitie Weston valve collection, Cossor valve, type MVS-PEN-B
1939
McVitie Weston valve collection
Early form of x-ray tube made from Rontgen's description
1896
McVitie Weston valve collection
1930
McVitie Weston valve collection, Cossor valve, type VT51
McVitie Weston valve collection, Cossor valve, type V3
McVitie Weston valve collection, Cossor valve, type ARP6
McVitie Weston valve collection, Cossor valve, type X272 (Experimental)
1934
McVitie Weston valve collection, Cossor valve, type 41 MPT
Gas x-ray tube with adjustable anti-cathode and osmosis vacuum regulator
1897-1932
Wade Bequest collection of valves: Cossor P2 triode radio valve
McVitie Weston valve collection, Cossor valve, type 624BU
McVitie Weston valve collection, Cossor valve, type DE
McVitie Weston valve collection, Cossor valve, type 41MH
McVitie Weston valve collection, Cossor valve, type 41 MPT
McVitie Weston valve collection, Cossor horned valve, type R
McVitie Weston valve collection, Cossor valve, type EPQ5
McVitie Weston valve collection, Cossor valve, type MVS-PEN-B
1939
McVitie Weston valve collection, Cossor Stentor Six valve
McVitie Weston valve collection, Cossor valve, type 680XP
McVitie Weston valve collection, Cossor valve, type 220P
McVitie Weston valve collection, Cossor valve
1924
Cossor 210 SPT
McVitie Weston valve collection
1926
McVitie Weston valve collection, Cossor valve, type 442 BU
McVitie Weston valve collection, Cossor valve, type 215P
McVitie Weston valve collection, Cossor valve, type XXP640
circa 1930
McVitie Weston valve collection, Cossor valve, type 3273
1937