Astrocompass, Mark II, "Excalibur III"
name: label: Manufacturer
content: W. W. Boes Co.
notes: label: Physical Description
content: Aluminum with black enamel finish. Approx. 4" dia. x 12" high. Used in polar navigation. Nameplate on the base reads "ASTRO-COMPASS MK II / The W.W. BOES CO. / DAYTON, OHOIO, USA
place: label: Country of Origin
content: United States of America
setName: label: See more items in
content: National Air and Space Museum Collection
creditLine: label: Credit Line
content: Gift of Maureen O'Hara Blair
dataSource: label: Data Source
content: National Air and Space Museum
identifier: label: Inventory Number
content: A19530088001
objectType: label: Type
content: INSTRUMENTS-Navigational
objectRights: label: Restrictions & Rights
content: CC0
physicalDescription: label: Materials
content: Aluminum, Radium 226
label: Dimensions
content: 3-D: 11 × 14 × 22cm (4 5/16 × 5 1/2 × 8 11/16 in.)