Record

StorageSite	UCL Special Collections
Level	Item
Reference Number	UCLCA/7/5/2/3
Title	Fleming Valve and Oil Vacuum Pump
Date	1904
Description	Images of John Ambrose Fleming's first wireless valve (or rectifying valves) and his Oil Vacuum Pump
Extent	3 negatives, 4 b & w photographs
AccessStatus	Open

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