PH2 (AC) Scott M. Allen Washington, D.C....An astronomer operates the restored 12-inch Alvan Clark telescope (built in 1892) at the U.S. Naval Observatory. The Naval Observatory's two main functions are tracking star movements and keeping precise time. OFFICIAL U.S. NAVY PHOTO (RELEASED)
Summary
The original finding aid described this photograph as:
Country: Unknown
Release Status: Released to Public
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scott
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astronomer
alvan
clark
telescope
naval
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functions
star
movements
star movements
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alvan clark telescope
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Date
1892
Source
The U.S. National Archives
Link
Copyright info
No known copyright restrictions