Diptych Pocket Sundial by Stockert
date: label: date made
content: 1791-1806
label: date made
content: ca 1795
notes: label: Description
content: This wooden dial has paper tables and scales glued to the top and inside of the lid as well as the base. The top of the lid has, in English, a list of cities and their latitudes. The cities are in America, England, Spain, France, Italy, and Germany. On the inner lid is a scale for a south-facing vertical dial. On the inside of the bottom is a compass beneath glass as well as scales for horizontal dials for 55 degrees latitude, 50 degrees latitude, and a third latitude. There is a string gnomon with a small weight.
label: Description
content: A mark on the object reads: Stockert (/) a Bavaria. Another mark indicates that the object was collected in Burgos, Spain by G. Brown Goode of the Smithsonian.
label: Description
content: In the eighteenth and early nineteenth century, Ernst Christophe Stockert (1730-1806) and Johann Paul Stockert (c 1780-1790) made inexpensive diptych sundials. As one of the American cities listed is Washington, it seems likely that the dial was made in 1790 or later.
label: Description
content: Reference:
label: Description
content: Online Webster Signature Database, accessed June 14, 2018.
label: Location
content: Currently not on view
place: label: place made
content: Germany: Bavaria
topic: label: Subject
content: Mathematics
label: Subject
content: Timekeeping
setName: label: See more items in
content: Medicine and Science: Mathematics
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: MA.165579
label: accession number
content: 26543
label: catalog number
content: 165579
objectType: label: Object Name
content: sundial, diptych
physicalDescription: label: Physical Description
content: wood (overall material)
label: Physical Description
content: paper (overall material)
label: Measurements
content: overall: 1.8 cm x 4.5 cm x 8 cm; 23/32 in x 1 25/32 in x 3 5/32 in