Sweden. Facit 61, 72 cover , 3×1+2 öre on printed matter sent from SÖDERTELJE LBR 14.5.1911 to the Panama Canal Zone. Transit TRANSITO PANAMA and arrival pmk ANCON, C. Z. REC'D 1.JUN.1911. Very scarce destination, the ONLY recorded pm during the period according to Ferdén. Ex. Lars-Tore Eriksson 1994.