No Image Lot 3113 Edney Thermograph in copper and metal case by A. Gallenkamp and Co London. 3113Edney Thermograph in copper and metal case by A. Gallenkamp and Co London. Hansons Auctioneers and Valuers Edney Thermograph in copper and metal case by A. Gallenkamp and Co London. Add to watchlist Live
No Image Lot 974 A Negretti & Zambra dual-stylus barograph/thermograph, the glazed oak case with lower drawer 974A Negretti & Zambra dual-stylus barograph/thermograph, the glazed oak case with lower drawer Andrew Smith & Son A Negretti & Zambra dual-stylus barograph/thermograph, the glazed oak case with lower drawer containing spare graphs, 37 cm wide Add to watchlist Live
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