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La bildo estas kopiita de wikipedia:en. La originala priskribo estas:

Linus Pauling's graduation portrait from Oregon Agricultural College. He graduated with a degree in chemical engineering in 1922.

A higher resolution photo is available from the source.

Source: National Library of medicine, copyright expired due to age of photo.

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This media file is in the public domain in the United States. This applies to U.S. works where the copyright has expired, often because its first publication occurred prior to January 1, 1923. See this page for further explanation.
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date/time username edit summary
10:56, 19 July 2004 en:User:Chris 73
09:37, 9 May 2004 en:User:Chris 73 (A higher resolution photo is available from the source)
09:34, 9 May 2004 en:User:Chris 73 (source)
09:32, 9 May 2004 en:User:Chris 73 (Linus Pauling's graduation portrait )

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  • (del) (cur) 09:32, 9 May 2004 . . en:User:Chris_73 Chris 73 ( en:User_talk:Chris_73 Talk) . . 1024x1516 (86294 bytes) (Linus Pauling's graduation portrait )
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