Pendulum Quadrant
date: label: date made
content: 1857
notes: label: Description
content: Patent model for Robert Norris and Frederick Peters, “Pendulum Quadrant,” U.S. Patent #18701 (1857). Both men lived in New York City. Their instrument was designed for taking latitudes at sea.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, New York
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Measuring & Mapping
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.309356
label: catalog number
content: 309356
label: accession number
content: 89797
label: patent number
content: 18,701
objectType: label: Object Name
content: Quadrant
label: Object Type
content: Patent Model
physicalDescription: label: Measurements
content: overall: 2 1/2 in x 13 3/4 in x 11 in; 6.35 cm x 34.925 cm x 27.94 cm