Nicholsons hydrometer

International names:

Nicholson's areometer/hydrometer

Danish Instrument Inventory text:

Hydrometer. Nicholson's. For densities higher than water. Lacquered sheet metal. Heavy conical lower part, connected to larger cylindrical float. At the top a pan supported on a thin rod. Sheet iron box Dia65 H250.Not signedc1800 (g)

• Category: Pressure
• Hauch number: C38
• Inventory number: 1640
• Danish Instrument Inventory number: 363

• Hauch references:
• Begynd.grund: §162
• Cabinet 1: 1136 25,04

• Literature:
• Martinus van Marum: 130

• Nicholson(1787)
  

  Gehler(1787-96) V p.50 pl.XXVIII fig.2