Mercury vapour arc tube, British manufacture probably 1930s, UK

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Size: 3543px × 5315px
Photo credit: © Chris Howes/Wild Places Photography / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: antique, arc, britain, british, discharge, electric, europe, european, gas, gb, glass, great, historic, kingdom, lamp, mercury, quartz, sealed, tube, uk, united, vapor, vapour