1919, Eagle 10 f. tied by straight-line “PORTO” (Type 125) to reverse of parcel card to Sanok, franked with Germania 20 pfg. and three singles 60 pfg., all tied by provisional cork cancellation of Jablonna, few obvious imperfections, an attractive provisional use of a regular stamp as postage due, this is the sole recorded showing this type of “PORTO” cancellation, sign. Petriuk with certificate (2025)
