stopcock system
Dateearly 20th-mid 20th Century
Inventory Number1997-1-1294
ClassificationGlassware
Subject
Maker
American
?
Cultural Region
Dimensions23.6 x 12.8 x 3.8 cm (9 5/16 x 5 1/16 x 1 1/2 in.)
Material
DescriptionThis apparatus is made of transparent glass that is stained brown in several areas. It has an open tube at the top that is spherical at the bottom leading downwards to another slender tube bent at a right angle with a stopcock and turnscrew, then to a u-shaped curving tube, a cylinder that is bulbous in the middle but narrow at the ends, and finally terminating in a long, narrow cylinder that ends in a small sphere with an opening.
Signedunsigned
Distillation Products Industries
Date: circa 1940
Object number: 1998-1-0034
Todd Scientific Company
Date: 1955-1965
Object number: 1996-1-0396
American
Date: late 19th-early 20th Century
Object number: 1997-1-1284
E. Leybold Nachfolger
Date: 1900-1910
Object number: 1996-1-0314
Charles-Louis Chevalier
Date: circa 1820
Accessories: (b) glass cup (stored separately on same shelf); (c) long, Y-shaped brass tube (tied to pump)
Object number: DW0822a-c
