Hadden Irving Clark is an American serial killer suspected of murders in several northeastern states. Clark is currently serving life in a Maryland prison. Clark remains a suspect in other unsovled murder cases.

8 1/2" x 14" one page handwritten letter to the warden of the prison where Clark was housed at the time, hand signed, Hadden Clark.
The warden's office has dated Nov 26, 2001 received with a stamp on the back.