Copyright © 2019 Jason Clarke Antiques.
Early Victorian Demonstration Gyroscope on Stand by Negretti & Zambra London.
Edwardian Tesla Coil Leyden Jar & Spark Gap Apparatus by Robert Drosten of Brussels
Large Late Victorian Wimshurst Machine with 18" Discs
Late Victorian Chemical Harmonica or Singing Flame Demonstration Apparatus
Late Victorian Daniell's Hygrometer on Boxwood Stand
Mid Victorian Wet Cell Electrotherapy Machine by John Weiss & Son London
Rare Edwardian Goodmans Extensometer by Patrick Adie of London