Valuable Grateful Dead Artifacts Go Up For Auction

UNION, IL - MARCH 27: The original U.S. Patent & Copyright embossed document registering ownership of the name "Grateful Dead" is prepared for auction on March 27, 2015 in Union, Illinois. The document and other items will be offered for sale with a trove of other Grateful Dead memorabilia at a two-day sale on August 11 and 12 by Donley Auction Services in Union. (Photo by Scott Olson/Getty Images)