Ritchey Reflecting Telescope

Description
This telescope, with a 24-inch aperture, silvered-glass primary mirror, was designed for astronomical photography, and made by George Willis Ritchey, head of the instrument shop at the Yerkes Observatory in Williams Bay, Wisconsin. Starting in 1900, Ritchey used it to take unprecedented images of nebulas, novas and other astronomical objects. Ritcheylater made similar but much larger telescopes for the Mount Wilson Observatory in California.
Ref: D. J. Mills, "George Willis Ritchey and the Development of Celestial Photography," American Scientist 54 (1966): 64-94.
Location
Currently on loan
date made
ca 1900
maker
Ritchey, George Willis
place made
United States: Wisconsin, Williams Bay
Measurements
aperture: 24 in; 60.96 cm
ID Number
PH*328000
accession number
270028
catalog number
328000
Credit Line
Yerkes Observatory
subject
Astronomy
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Medicine and Science: Physical Sciences
Science & Mathematics
Data Source
National Museum of American History, Kenneth E. Behring Center

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