File:William Townsend Porter.jpg

Size of this preview: 410 × 599 pixels. Other resolutions: 164 × 240 pixels | 329 × 480 pixels | 526 × 768 pixels | 701 × 1,024 pixels | 2,246 × 3,279 pixels.

Original file ‎(2,246 × 3,279 pixels, file size: 2.02 MB, MIME type: image/jpeg)

This is a file from the Wikimedia Commons. Information from its description page there is shown below.
Commons is a freely licensed media file repository. You can help.

Summary

DescriptionWilliam Townsend Porter.jpg	English: William Townsend Porter, from National Library of Medicine, photomechanical reproduction: photogravure, autographed, old negative no. 68-215, Portrait no. 5464
Date	Unknown date Unknown date
Source	http://resource.nlm.nih.gov/101441495
Author	Unknown authorUnknown author

Licensing

	This image is a work of the National Institutes of Health, part of the United States Department of Health and Human Services, taken or made as part of an employee's official duties. As a work of the U.S. federal government, the image is in the public domain. Please ensure that this image was actually created by the US Federal government. The NIH frequently uses commercial images which are not public domain.
This file has been identified as being free of known restrictions under copyright law, including all related and neighboring rights.