Early Victorian Demonstration Gyroscope on Stand by Negretti & Zambra London.
£0.00
Edwardian Tesla Coil Leyden Jar & Spark Gap Apparatus by Robert Drosten of Brussels
£1,795.00
Large Late Victorian Wimshurst Machine with 18" Discs
£3,495.00
Late Victorian Chemical Harmonica or Singing Flame Demonstration Apparatus
£1,495.00
Late Victorian Daniell's Hygrometer on Boxwood Stand
£295.00
Mid Victorian Wet Cell Electrotherapy Machine by John Weiss & Son London
£495.00
Rare Edwardian Goodmans Extensometer by Patrick Adie of London