Krudt i vacuum

Danish Instrument Inventory text:

Bell jar. Glass. Dia160. Ending at the top in a neck Dia50 H230 closed by a brass cap with a stuffing box. Through this a brass rod holding against the inside glass neck a stopper, probably made of resin (or rubber), red colour. Compare No 1285. Overall H440Not signedc1800 (g)

• Category: Air
• Hauch number: G119
• Inventory number: 2475
• Danish Instrument Inventory number: 1289

• Hauch references:
• Begynd.grund: §347
• Cabinet 1: 0

• Literature:

• Musschenbroek,J.(1739) pl.IV fig.27
  

  Desaguliers(1744) pl.XXV fig.23