This gravestone is The Dollop. Right here, right now, in Nevada.
Description from letterology.blogspot.com:
This gravestone marker is from the Goldfield Pioneer Cemetery in Goldfield, Nevada. It marks the grave of the “Unknown Library Paste Man” who was a starving vagrant who dug up a tub of library paste out of the trash and consumed enough to be a lethal dose. In addition to the flour and water, the paste contained small amounts of alum, which is poisonous when consumed in large doses.
This gentleman is also, clearly, a Rube:
I think mine should be book-related, like “The Butler Did It”. Taking suggestions. No worry, we have about fifty years to figure out the best choice. We’ll workshop it.