File:Mescaline1.jpg

Mescaline powder

Source: http://www.drugs.indiana.edu/prevention/iprcpics.html

Website is now offline, see cached version: http://web.archive.org/web/20030202040313/http://www.drugs.indiana.edu/prevention/iprcpics.html

''All of the photos linked below are in the the public domain. This means that they are not protected by copyright and may be used freely. They are either U.S. government photos available through the National Archives, or original photography by IPRC staff that have been placed in the public domain. The IPRC photos are identified by a "#" sign at the end of the listing.''