directional gas apparatus
Date1850-1900
Inventory Number1998-1-0183
ClassificationGas Demonstration Apparatus
Subject
Maker
American
?
Maker
French
?
Cultural Region
Dimensions40 × 33.2 × 7.6 cm (15 3/4 × 13 1/16 × 3 in.)
Material
DescriptionA rectangular wood board (not original) is used to support the instrument while not in use. The instrument consists of a vertical brass tube on top of which is first a stopcock that controls the flow of gas. Over the stopcock is a rectangular gas chamber linked to a hollowed and removable pointer. The latter pivots over a brass quadrant divided in five-degree increments, marked every 10.
Signedunsigned
FunctionThis instrument provides a gas jet aimed at a specific angular direction.
Nuclear Measurements Corporation
Date: circa 1959
Object number: 2003-1-0047
Kenneth T. Bainbridge
Date: 1934-1940
Object number: 1997-1-0379b
Department of Physics, Harvard University
Date: 1934-1940
Object number: 1997-1-0379a
American
Date: late 19th-early 20th Century
Object number: 1998-1-0196
Eastern Science Supply Company
Date: circa 1925
Object number: 1996-1-0622
Pixii Père et Fils
Date: 1838-1855
Object number: 0037a,b