General Auction Of Silver, Victorian & Edwardian Furniture, Italian Art Glass, Studio Pottery, Wade Figurines, Victorian Imari, Doulton China and Glass, Wedgwood, Tools And More
Lot 26: A Collection of Vintage Industrial and Scientific Instruments including Heathkit and Bill Switchgear
An assortment of vintage industrial and scientific equipment of British and American origin. The collection includes a Heathkit Valve Voltmeter Model V-7AU, manufactured by Daystrom Ltd of Gloucester, England. This unit is housed in a grey metal casing with a top carry handle and features various control knobs and a clear dial face. Also included is a red-painted metal industrial fire switch faceplate by Bill Switchgear Ltd, bearing the BIL logo and an integrated toggle mechanism. The lot contains two square-faced industrial timer dials, with one unit marked with US patents D-134.254 and 2.328.905 and instructions for setting minute and second pointers. A large circular dial gauge with a polished metal bezel is present, featuring a dual temperature scale measuring from 0 to 120 degrees Celsius and 30 to 250 degrees Fahrenheit. Further items include a heavily patinated cylindrical metal tool with a turned wooden handle, resembling a hand-operated pump, and various lengths of electrical wiring with associated small components.
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