Amityville Horror murderer Ronald "Butch" Defeo postcard which was sent to Defeo by author Jackie Agnelli who helped with the book "The Devil I Know" written by her mother, Jackie Barrett.
Handwritten postcard hand signed, I Love You, Joanne xoxoxox Degenaro, and signed in the return address, Joanne Agnelli.
She has affixed stickers of a cat and two dogs along with hearts on the front.

Ronald DeFeo Author Jackie Agnelli Signed Postcard