Bosnia, Coat - of - Arms

,4 II, 5 II,Front of a parcel with samples (up to 250 gr) franked with 5 kr. value (few shorter perfs), cancelled in manuscript "Sarajevo, 6/6, 99" and sent to Prnjavor. The adresee didn't accept the parcel therefore 10 kr. return postage due was charged, using a definitive stamp (postage due stamps didn't exist at the time). Cancelled "Prnjavor, 8/6, 99" and returend to Sarajevo. Rare use of definitive stamp as postage due. Certificate Krstić.