Forester's and Geologist's Compass
name: label: maker
content: Keuffel & Esser Co.
notes: label: Description
content: Aluminum compass with brass sights. The raised rim and beveled outer ring are graduated every degree, numbered every 10 degrees in quadrants from north and south, and adjustable for variation. The western half of the face is graduated to degrees, and equipped with a pendulum clinometer pivoted at the center. There is a circular level vial at NE. The four beveled edges of the plate are graduated, one to inches and tenths, one to inches and eighths, and two as protractors. The back of the plate has a diagram showing the arrangement of township numbering. The inscriptions read "KEUFFEL & ESSER CO NEW YORK" and "U.S. INDIAN FOREST SERVICE" and "32712." Keuffel & Esser noted that they had made many instruments of this sort for the United States Forest Service. The serial number indicates a date of around 1916.
label: Description
content: Ref: Keuffel & Esser,<i> Catalogue</i> (New York, 1927), p. 424.
label: Location
content: Currently not on view
place: label: place made
content: United States: New York, New York City
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Surveying and Geodesy
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content: Measuring & Mapping
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: PH.335529
label: catalog number
content: 335529
label: accession number
content: 321714
objectType: label: Object Name
content: Pocket Compass
physicalDescription: label: Measurements
content: overall: 4 1/2 in x 4 1/2 in; 11.43 cm x 11.43 cm
label: Measurements
content: overall: 1 1/4 in x 4 1/2 in x 4 1/2 in; 3.175 cm x 11.43 cm x 11.43 cm