model London & North Western Railway railway wagon
1962
model London & North Western Railway railway wagon
1962
model 5-plank wagon
1959
Model Great Northern Railway box van
1953
model Cambrian Railway wagon
1964
model 5-plank wagon
1963
model London & North Western Railway railway wagon
1969
model 5-plank wagon
1961
Model 4-plank wagon
1968
Model 6-plank wagon
1963
Model 3-plank wagon
1968
model London & North Western Railway railway wagon
1969
Model 10 ton flat wagon
1956
Model 4-plank wagon
1963
Model 3-plank wagon
1963
model London & North Western Railway railway wagon
1969
model London & North Western Railway railway wagon
1952
Model railway wagon
1959
model 7-plank wagon
1960
model 7-plank wagon
1960
Model railway wagon
1963
model London & North Western Railway railway wagon
1969
Model railway wagon
1963
Dissertation: Properties of Expanding Universes
1966
Primax moving iron loudspeaker, 1924-1927
1924-1927
Sargrove sprayed circuit radio receiver production prototype, 1936-1948
1936-1948
Pye Band III converter, type F124, 1955-1960
1955-1960
Model of a Television Set Tammeter, 1955-1965
1955-1965
A-52 Murphy radio receiver, 1938-1939
1938-1939
Western Electric 717A pentode, 1926-1966
1926-1966
Radio valve, 1936-1939
1936-1939
Watson varifocal zoom lens model 75/6.7, 1948
1948
Two-valve radio receiver made on the ECME machine, 1947-1948
1947-1948
Report on a fact-finding trip leading to the development of the LEO computer, 1947
1947
Telephone operator's chair, 1930-1960
1930-1960
Transistorized audio-frequency telephone line amplifier, 1954
1954
Thorpe 4-electrode valve (McVitie Weston valve collection) 1924
1924
Post Office 706 telephone, 1958-1960
1958-1960
'Radio Celebrities Second Series' cigarette card album, 1934-1940
1934-1940
Cosmos DE.11 general-purpose triode valve (McVitie Weston valve collection), 1924
1924
Specimen of the first transatlantic telephone cable, 1956
1956
Audio trunk cable specimen, 1925-1935
1925-1935
Selector super portable broadcast receiver, 1925-1930
1925-1930
Picture and waveform monitor and camera control chassis for the Marconi Mk II television camera, 1950-1955
1950-1955
Submarine-repeater pentode, P.O. type 6P10, 1950-1970
1950-1970
Replica of Bell's 1875 harmonic telegraph transmitter, 1925-1958
1925-1958
Moulded unprocessed Bakelite panel ready for ECME, 1936-1955
1936-1955
McVitie Weston valve collection, Hivac XL HF triode valve, 1935
1935
Short-wave adaptor for broadcast receivers, 1935-1936
1935-1936
Marconi-Reisz transverse-current carbon microphone
1925-1935