thermometer
Date: 1905-1915
Inventory Number: 4405
Classification: Thermometer
Subject:
Maker: German
Supplier: Scientific Materials Company (1902 - 1925)
Owner: Theodore William Richards (1868 - 1928)
Cultural Region:
Place of Origin:
Dimensions:
0.7 x 56.5 cm (1/4 x 22 1/4 in.)
case: 64 x 1.2 cm (25 3/16 x 1/2 in.)
Accessories: black cardboard case with diamond pattern and red inner surface
Description:
A long, thin glass thermometer with a scale etched in glass and painted black, with a white stripe on its back, calibrated from -12 to 100 degrees Celsius with a precision of 2/10 of a degree.
Signedmarked on white stripe: Scientific Materials Company, Pittsburgh [and] Germany
FunctionA laboratory thermometer with a range roughly coinciding (going slightly below) with the liquid state of water.