Marconi's Oil Righi Oscillator, by Augusto Righi, Bologna, 1895
Inventory Number: 21300
Maker Details: Made by Augusto Righi.
Inscription: "MARCONI'S WIRELESS / TELEGRAPH COMPANY LD. / LONDON / No. 313" printed on later ceullloid plaque upon upper surface of base.
Size: 380 x 200 x 280 mm (overall height)
Other Given Number(s): Christie's 2.
Marconi's Oil Righi Oscillator (or Spark-Gap), with four brass balls on ebonite supports with mahogany top rail and plinth base. With later celluloid plaque, printed with Marconi's Wireless Telegraph Co. Ltd.