Victorian pressed Uranium ‘Vaseline’ glass, Davidson & Co 1891
George Davidson & Co ‘Lady Chippendale’ press moulded bowl, with daisy-head moulded panels and double wishbone handles.
Registration mark – ‘Rd 176566’
‘Primrose Perline’ was the original advertised name for these wares. They contain a trace of Uranium, giving them an interesting yellow tone under normal light, which is astonishingly bright green under a UV / blacklight .
Ref. The Picture Book of Vaseline Glass p136 for an example.