Archivo: Nci-vol-8196-300 alfred knudson

Description: Title: Historical Portrait: Alfred Knudson Description: Historical Portrait of Alfred Knudson. Subjects (names): Knudson, Alfred Topics/Categories: Historical -- People People -- Professional Type: B&W Source: General Motors Author: Unknown Date Created: Unknown Date Added: 2/26/2010 Reuse Restrictions: None - This image is in the public domain and can be freely reused. Please credit the source and/or author listed above.
Title: Nci-vol-8196-300 alfred knudson
Credit: National Cancer Institute,   This image was released by the National Cancer Institute, an agency part of the National Institutes of Health, with the ID 8196 (image) (next). This tag does not indicate the copyright status of the attached work. A normal copyright tag is still required. See Commons:Licensing for more information. English | Français | +/−
Author: Unknown, donated by General Motors
Permission: This image is a work of the National Institutes of Health, part of the United States Department of Health and Human Services. As a work of the U.S. federal government, the image is in the public domain.
Usage Terms: Public domain
License: Public domain
Attribution Required?: No