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Title: valves [Go to resource]
Description: 8 glass valves. Each valve is a glass cylinder with one end silvered and other end plastic with 8 metal pins. Printed on the glass of each is "Brimar, (BVA), EL34, FOREIGN". License: http://www.abdn.ac.uk/historic/Copyright_terms_conditions.shtml Publisher: ABDNP University of Aberdeen, Natural Philosophy Collection of Historical Scientific Instruments Rights holder: 47718 Temporal: 1940-1960 Source: University of Aberdeen Creator: Brimar Identifier: http://calms.abdn.ac.uk/Geology/dserve.e... Go to resource More Like this...
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