Image:Yerkes Observatory Astro4p6.jpg

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Description

Alvin Clark and his assistant Carl Ludin (right) alongside of the 40-inch Lens.
Source

Astronomy and Astrophysics Yerkes Observatory
Date

1896
Author

Photo Credit: Yerkes Observatory
Permission
(Reusing this image)
Public domain This image or media file contains material based on a work of a National Park Service employee, created during the course of the person's official duties. As a work of the U.S. federal government, such work is in the public domain. See the NPS website and NPS copyright policy for more information.


File history

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Date/TimeDimensionsUserComment
current08:07, 30 May 2008450×354 (21 KB)CarolSpears ({{Information |Description=Alvin Clark and his assistant Carl Ludin (right) alongside of the 40-inch Lens, 1896. |Source=[http://www.nps.gov/history/history/online_books/butowsky5/astro4pp.htm#1 Astronomy and Astrophysics Yerkes Observatory] |Date=1988 |A)
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