Sweden. Facit 183 brev,, 25 öreon cover with content sent from STOCKHOLM 1 18.12.26 to Panama Canal Zone. Arrival pmk BALBOA C.Z. 3.FEB.1927. Forwarded to USA. Scarce destination, R4 (4–10 recorded covers) according to Facit. Ex. Frimärkshuset 1979.
