Sighting Tube

Sighting Tube

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Usage conditions apply
Sighting tube that belonged to Andrew Ellicott.
Currently not on view
Object Name
sighting tube
associated dates
1931 10 28 / 1931 10 28
1899 01 26 / 1899 01 26
associated place
United States: Arizona, Tucson
United States: Arizona, Flagstaff
Physical Description
metal, brass (overall material)
glass (overall material)
brass scope, inverting with thick cross wires, eyepiece focus. (overall material)
average spatial: 32.1 cm; x 12 5/8 in
overall: 10 5/8 in x 1 in; 26.9875 cm x 2.54 cm
ID Number
accession number
catalog number
Credit Line
Dr. A. E. Douglass
See more items in
Medicine and Science: Physical Sciences
Data Source
National Museum of American History
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