Passevin

International names:

Passevin

Danish Instrument Inventory text:

Magic cup. Green glass beaker Dia70 H100 is at the bottom connected to a glass flask Dia70 H110 by a narrow (Diac5mm) opening. Glass foot Dia85. The lower flask is surrounded by a turned wooden cover, in 2 parts (defective) Dia115 H230. Purpose: a fluid of small density (wine) is poured in the lower flask, and water in the upper cup. The two fluids will slowly change place: magic, the water turns to wine!Ref: Det phys Cab, vol1 p129 pl23 fig10.Not signedc1800 (g)

• Category: Pressure
• Hauch number: C17
• Inventory number: 1670
• Danish Instrument Inventory number: 464

• Hauch references:
• Begynd.grund: §151
• Cabinet 1: bd.1 p 129; pl.23 fig 10

• Literature:
• Sigaud de Lafond : 1,2004

• Gehler(1787-96) III p.944

  Gehler(1825-45) VIII p.671 (Tab.XIV fig.304)