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Details
A 19th Century Crookes' tube,
the pear-shaped bulb with calcium tungsten specimen, with original cap -- 11in. (28cm.) high, with turned ebonised stand; another Crookes tube, the bulb containing a phosphorescent beetle, the upper contact cap missing, on turned wood stand; and a Maltese Cross tube on ebonised stand, with an 'Ediswan' glazed display case -- 185/8in. (47.2cm.) wide
See Colour Illustration (3)
the pear-shaped bulb with calcium tungsten specimen, with original cap -- 11in. (28cm.) high, with turned ebonised stand; another Crookes tube, the bulb containing a phosphorescent beetle, the upper contact cap missing, on turned wood stand; and a Maltese Cross tube on ebonised stand, with an 'Ediswan' glazed display case -- 185/8in. (47.2cm.) wide
See Colour Illustration (3)
Special notice
No VAT will be charged on the hammer price, but VAT at 17.5% will be added to the buyer's premium which is invoiced on a VAT inclusive basis.