Nautical Compass
date: label: date made
content: 1898
name: label: maker
content: Ritchie
notes: label: Description
content: This compass has a heavy brass bowl gimbal mounted in a wooden box and a flat card with central buoyancy. The inscriptions read "E. S. RITCHIE BOSTON 23924" and "PATENTED" and "RITCHIE, BOSTON U.S.A." The Ritchie ledgers, now held by Ritchie Navigation, indicate that it was made on May 7, 1898, and sold to T.S. & J.D. Negus, a New York firm that sold a variety of nautical and optical instruments.
label: Location
content: Currently not on view
place: label: place made
content: United States: Massachusetts, Boston
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Navigation
label: See more items in
content: Measuring & Mapping
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 1988.0287.01
label: catalog number
content: 1988.0287.01
label: accession number
content: 1988.0287
objectType: label: Object Name
content: Nautical Compass (Dry Card)
label: Object Name
content: Mariner's Compass
physicalDescription: label: Measurements
content: box: 8 1/4 in x 8 1/4 in; 20.955 cm x 20.955 cm
label: Measurements
content: gimbal ring: 6 in; 15.24 cm
label: Measurements
content: compass card: 3 3/4 in; 9.525 cm
label: Measurements
content: overall: 7 3/4 in x 8 1/4 in x 8 3/8 in; 19.685 cm x 20.955 cm x 21.2725 cm