thermometer
Date1900-1920
Inventory Number4385
ClassificationThermometer
Subject
Supplier
Arthur H. Thomas Company
1900-present
Owner
Theodore William Richards
1868 - 1928
Cultural Region
Place of Origin
Dimensions0.7 x 31.5 cm (1/4 x 12 3/8 in.)
case: 32.7 x 1.5 cm (12 7/8 x 9/16 in.)
case: 32.7 x 1.5 cm (12 7/8 x 9/16 in.)
Material
Accessoriesblack cardboard case with red inner surface
DescriptionA thin glass thermometer with a mercury capillary with a scale etched on its glass that goes from 10 to 30 degrees Celsius with a precision of 1/10 of a degree. It has a white stripe on its back and a small glass ring on the end opposite the mercury bulb. It is stored in a case.
Signedmarked on back: A.H.T. CO. PHILA
FunctionA laboratory thermometer with a relatively narrow range (20 degrees) and reasonable precision of 1/10 of a degree.
Arthur H. Thomas Company
Date: 1900-1920
Accessories: black cardboard case with red inner surface
Object number: 4388
Arthur H. Thomas Company
Date: 1900-1920
Accessories: black cardboard case with red inner lining
Object number: 4384
Dr. H. Geissler, Nachfolger Franz Müller
Date: 1890-1910
Accessories: black cardboard case with red inner surface
Object number: 4381
Dr. H. Geissler, Nachfolger Franz Müller
Date: 1890-1920
Accessories: black cardboard case with red inner surface
Object number: 4404
Dr. H. Geissler, Nachfolger Franz Müller
Date: 1890-1920
Accessories: black cardboard case with red inner surface
Object number: 4397
Dr. H. Geissler, Nachfolger Franz Müller
Date: 1890-1920
Accessories: brass cap with knob at top; black cardboard case with red inner surface
Object number: 4400
Dr. H. Geissler, Nachfolger Franz Müller
Date: 1890-1920
Accessories: black cardboard case with marbled paper inner surface
Object number: 4407
German
Date: 1905-1915
Accessories: black cardboard case with red inner surface
Object number: 4403
German
Date: 1905-1915
Accessories: black cardboard case with diamond pattern and red inner surface
Object number: 4405
Dr. H. Geissler, Nachfolger Franz Müller
Date: 1890-1920
Accessories: black cardboard case with green inner surface
Object number: 4399