Used the address below. Sent letter and SASE to Mr. Studi on 3/20/18 and received 3/29/18. I sent two identical pictures and received both back signed plus a picture from Mr. Studi that I did not send.
Wes Studi
Kms Enterprises, LLC
113 Arroyo Hondo Trl
Santa Fe, NM 87508-9356
USA