Theodolite
name: label: maker
content: E. & G. W. Blunt
notes: label: Description
content: This unusually small theodolite with an "E. & G. W. Blunt New York" inscription was probably an English instrument that the Blunts imported soon after beginning in business in 1824. It may also be one of the surveying instruments that the Rensselaer Polytechnic Institute acquired soon after that school opened in 1824.
label: Description
content: The horizontal circle has a beveled edge that is silvered, graduated to 30 minutes, and read by opposite verniers to single minutes. The vertical arc is silvered, graduated to 30 minutes, and read by vernier to single minutes.
label: Location
content: Currently not on view
setName: label: See more items in
content: Medicine and Science: Physical Sciences
label: See more items in
content: Surveying and Geodesy
label: See more items in
content: Measuring & Mapping
dataSource: label: Data Source
content: National Museum of American History
identifier: label: ID Number
content: 2001.0300.01
label: accession number
content: 2001.0300
label: catalog number
content: 2001.0300.01
objectType: label: Object Name
content: Theodolite
physicalDescription: label: Measurements
content: telescope: 9 in; 22.86 cm
label: Measurements
content: horizontal circle: 5 1/4 in; 13.335 cm
label: Measurements
content: overall: 9 in x 5 in x 9 5/8 in; 22.86 cm x 12.7 cm x 24.4475 cm