cover 1927 (12 Dec.) registered envelope from Kizil to Moscow bearing 1923-25 8k. and 20k. cancelled by double ring "KIZIL * TOUWA/a" d.s. (Type 3) with another strike and registration h.s. adjacent, showing arrival d.s. on reverse, the envelope flap is missing and there are a few repairs to top. Very rare. Signed P. Holcombe. Photo