thermometer
Object NameBeckmann Differential Thermometer in Original Packaging
Manufacturer
Scientific Glass Apparatus Co., Inc.
Made FromGlass, Mercury, Nickel, Cardboard
Dateabout 1970-1979
Place MadeUnited States
SizeOverall H: 61 cm, Diam (max): 2.5 cm; (a) Thermometer H: 59.8 cm, Diam: 1.8 cm
Accession Number2016.8.408
Credit LineGift of Richard A. Paselk
Curatorial Area(s)
Not On View
Physical DescriptionBeckmann Differential Thermometer in Original Packaging. (a) Colorless and opaque white glass, mercury, nickel. Colorless tube with opaque white milk glass baking inside the large tube. There is a nickel cap on top made of straight tubing to which a flat top. The thermometer is graduated from 0 to 8 on the main scale , and from 0 to 200 by two degrees on the upper "setting" scale. The upper scale has every 20 degrees numbered, while the main scale is numbered every 0.2° with larger numbering at each degree. (bc) Two-part black cardboard tube with white paper label.Provenance
Source
Richard Paselk
- 2016-11-10
300-499
1850-1870
about 200-299
about 1875-1899