Valves Collection

BP employee opening the flow valves
A British Petroleum employee opens the flow valves of an oil plant in the Middle East (likely to have been in Iraq or Iran)

A Calculating machine, 1949
A double page spread from the Illustrated London News, 1949, reporting on the automatic sequence controlled calculating machine at Manchester University

How to get better Radio - Mullard Radios and Valves catalogue cover 1929-30 Date: circa 1930

Six-Sixty Safety Valves, wireless radio 1920s Date: 1920s

Finished electronic valves, Ernest Turner Electrical Instruments factory, High Wycombe in 1951

Ernest Turner Electrical Instruments factory, High Wycombe in 1951

Music cover, The Music Goes Round and Around, words by Red Hodgson, music by Edward Farley and Michael Riley, featured and broadcast by the BBC Dance Orchestra directed by Henry Hall. Date: 1935

Douglas DC-1 NR223Y of Transcontinental & Western Air (TWA) Flown by TWA as a flying laboratory and for occasional scheduled passenger flights

Curly mesquite, Hilaria cenchroides, Ilaria cencroide. Handcoloured copperplate stipple engraving from Antoine Laurent de Jussieus Dizionario delle Scienze Naturali, Dictionary of Natural Science

James Watts Sculpture copying machinery (eidograph)
Page 1 of explanation about James Watts Sculpture copying machinery (eidograph), including a sketch of the valves (BAW/14/032) and marked-up photograph (BAW/14/003) which the the note refers to

How a railway train is propelled -- two diagrams of a locomotive engine, showing firebox, boiler, smoke box, steam chamber, cylinder and piston, safety valves, steam whistle and feed pipe. Date: 1841

Anatomy of human venous return system in the upper torso
Anatomy of human venous return system of venal valves in the upper torso. Lithograph from Lorenz Okens Universal Natural History, Allgemeine Naturgeschichte fur alle Stande, Stuttgart, 1839

Raymond Radio 1947
English RAYMOND F.17 radio receiver, 5 valves price 15 guineas (plus tax)

Chauny, Aisne, France - River Oise
Chauny, France - locks and sluice valves in the River Oise, a tributary of the River Seine, with buildings ruined in wartime. 1914-1918

Radio-receiver with superheterodyne circuit, 4 valves, only AM reception, model G175. 1952. Gelosa, Italy. National Museum of Science and Technology Leonardo Da Vinci. Milan. Italy

Berlin Radio Exhibition
At the Berlin Wireless Exhibition, a man in a suit studies a selection of large valves, created for a new wireless station in Berlin. Date: early 1930s

New Caisson for the East and West India Dock Company - intended to divide the East and West India Export Dock from the basin - built by Messrs

Engraving of a Rowntree fire engine, showing various sections. Date: 1812

London (NFS) firefighter in breathing apparatus, WW2
Side view of the Mark IV Proto (oxygen) breathing apparatus set, showing the re-breather bag, mouthpiece, control valves and cooler

The Portuguese Army attempts to seize a railway train, South
Engraving showing the encounter between a British operated steam train and a detachment of the Portuguese army, Delagoa Bay, South East Africa, 1889

Marine telephone
A telephone or marine alarum being used by a sailor. This worked on the principle of sending air through a series of valves and pistons to make various notes

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