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Details
Seven various electrical items
including: a mahogany-cased leyden jar battery, with five (of six) leyden jars with mahogany lids, the mahogany tray with two strips of metal foil in the base and two brass carrying handles -- 14¼in. (36.2cm.) wide; an aurora borealis tube, with centre electrode and brass knob handle -- 10¾in. (27.3cm.) long; an oak insulating stool, with scalloped edges and glass legs -- 18¼in. (26cm.) wide; a lacquered-brass air cannon, with an ivory screw for the priming hole and a stepped mahogany mount -- 7¼in. (18.4cm.) long; a spangled glazed pane, with mahogany frame and handle -- 17½in. (44.5cm.) wide; a Crooke's experiment tube, for demonstrating the effects of cathode rays, with interior target and external steel and rubber clamp, mounted on a turned and ebonised wooden base -- 9¼in. (23.5cm.) long; and a Crooke's discharge tube, with exacuation tap, mounted horizontally on a mahogany stand, the tube -- 11in. (27.9cm.) long
See Colour Illustration (7)
including: a mahogany-cased leyden jar battery, with five (of six) leyden jars with mahogany lids, the mahogany tray with two strips of metal foil in the base and two brass carrying handles -- 14¼in. (36.2cm.) wide; an aurora borealis tube, with centre electrode and brass knob handle -- 10¾in. (27.3cm.) long; an oak insulating stool, with scalloped edges and glass legs -- 18¼in. (26cm.) wide; a lacquered-brass air cannon, with an ivory screw for the priming hole and a stepped mahogany mount -- 7¼in. (18.4cm.) long; a spangled glazed pane, with mahogany frame and handle -- 17½in. (44.5cm.) wide; a Crooke's experiment tube, for demonstrating the effects of cathode rays, with interior target and external steel and rubber clamp, mounted on a turned and ebonised wooden base -- 9¼in. (23.5cm.) long; and a Crooke's discharge tube, with exacuation tap, mounted horizontally on a mahogany stand, the tube -- 11in. (27.9cm.) long
See Colour Illustration (7)
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.
Sale room notice
This Lot has been photographed in the catalogue with the insulating stool from Lot 47, and vice versa.