Eric Rudolph bombed abortion clinics and most known as the Olympic Park Bomber. 

One page handwritten letter dated August 5, 2005 written in county jail while Rudolph was awaiting trial.  He has penned this letter on the back of a page on which he has drawn an X on the other side.  Hand signed, Eric.
Includes the original mailing envelope from county jail hand signed, Eric Rudolph.

Eric Rudolph County Jail Letter and Envelope Set Both Signed