English, c.1890, the lid marked 'The Huntington Texilscope, Marque Deposee Pats Peng Brevet, London Eng' the desk model double gold leaf electroscope for determining the purity of wool, silk, cotton, linen, fur and feathers, in silk lined wooden case
Sold for £75
Result plus buyers premium
English, c.1890, the lid marked 'The Huntington Texilscope, Marque Deposee Pats Peng Brevet, London Eng' the desk model double gold leaf electroscope for determining the purity of wool, silk, cotton, linen, fur and feathers, in silk lined wooden case