John Wayne Gacy aka "The Killer Clown" and "Pogo the Clown" who was convicted of murdering 33 young men and boys and burying 29 of them beneath his home and in his crawlspace in Des Plaines, Illinois. Gacy executed via lethal injection by the state of Illinois on May 10, 1994.

8 1/2" x 11" one page "Letter Of Agreement" to Mike Johnson giving him full authority to print and publish his manuscript for the book "Question Of Doubt."
Gacy has hand written and initialed the top right, Typed copy first JW.