Charles Manson 3 1/2" x 3 1/2" photo with "Blues Raba" on the written on the bottom. 
Obtained from the Backporch Tapes who has stamped the back "Fan Mail Personal Property #B33920 Charles Milles Manson" with Charlie's address while he was housed in the PHU in Corcoran State Prison and the ATWA website on the back.

Charles Manson Blue's Rabbit Photo