Dennis Lynn Rader aka BTK, is an American serial killer who operated in Wichita, Kansas.

Handwritten letter and handmade Christmas card from his first Christmas in prison.
 
8 1/2" x 11" two page handwritten letter hand dated December 12, 2005 with lots of doodles throughout the letter and hand signed twice. Hand signed on the top of the first page, Dennis L. Rader, and hand signed at the close, Dennis.

Includes a double sided hand drawn Christmas card which has been double signed, once on each side, Dennis. 
 
Includes the original prison stamped envelope with 7 lines of address handwritten by Rader, postmarked Wichita, KS December 14, 2005 and hand signed, Dennis L. Rader.