thermometer
Date1890-1910
Inventory Number1998-1-0996
ClassificationThermometer
Subject
Maker
Henry J. Green
fl. 1885 - 1910
User
Department of Physics, Harvard University
founded 1884
Cultural Region
Place of Origin
Dimensions0.7 x 45.4 cm (1/4 x 17 7/8 in.)
case: 47.7 x 1.1 cm (18 3/4 x 7/16 in.)
case: 47.7 x 1.1 cm (18 3/4 x 7/16 in.)
Material
Accessoriesbrass case
DescriptionA long glass thermometer with a scale in the range of -10° to 104.5° Celsius. It has a little glass ring on the end opposite the mercury bulb.
Etched on thermometer: "uncorrected graduations".
Etched on thermometer: "uncorrected graduations".
Signedon instrument: H. J. Green, Brooklyn, N.Y. 1639
FunctionA thermometer most likely for checking the temperature of liquids, especially water solutions. Its range encompasses from below the freezing point of water to above its boiling point. It could be lowered into a liquid tied to a string.
ProvenanceDepartment of Physics, Harvard University. Transferred to CHSI May 28, 1968, via Carmelo Lanza.
Henry J. Green
Date: circa 1900
Accessories: wrapped in cotton with two other thermometers
Object number: 1998-1-1268c
Henry J. Green
Date: 1900-1910
Object number: 1998-1-1265
Henry J. Green
Date: 1885-1910
Object number: BH0042
