Cavallo's collector

International names:

Cavallo's collector, Elektricitätssammler, Collecteur

Danish Instrument Inventory text:

Collector. Cavallo's. Mahogany base 540x160 with 4 wooden screw feet. 2 red painted glass pillars Dia18 H200 support vertical brass conductor Dia23 H250 with a brass platform Dia85 at the top. Between the 2 pillars is a tin foil covered wooden plate 360x215. On each side of this is a mahogany frame 320x460 with a tin foil covered plate 310x215. The frames are hinged to the base so that the tin foils coinside. Overall H590.This instrument is by Hauch called "Nicholson's duplicator".Not signed1800 app (g)

• Category: Electricity
• Hauch number: K114
• Inventory number: 7752
• Danish Instrument Inventory number: 2283

• Hauch references:
• Begynd.grund: §547
• Cabinet 1: 0 45

• Literature:
• Martinus van Marum: 322

• Fischer(1798-1827) II p.3 fig.1
  

  Gehler(1825-45) II p.166 fig.47