英语维基百科的Seloc，本作品著作权人，特此采用以下许可协议发表本作品：

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• 2011-08-22 15:38 Seloc 1200×1800× (1624851 bytes) Uploaded higher quality version of the file.
• 2011-03-07 00:34 Seloc 400×600× (148970 bytes) Author: Wheeler Cowperthwaite Source: Picture is of David Rohde, taking during a speech at the University of Nevada, Reno. Fair Use: I, Wheeler Cowperthwaite, have given this image a Creative Commons copyright and it can therefore be freely used on Wikipe

This image, originally posted to Flickr, was reviewed on 4 January 2019 by the administrator or reviewer Ronhjones, who confirmed that it was available on Flickr under the stated license on that date. The license originally specified when this image was uploaded to Commons was cc-by-sa-3.0. It is unknown whether this license was valid at that time.