The Ministerial post office on Corfou. 15c. French registered cover fr. with additional 25c., canc. with linear "POSTES SERBES" and posted from "MINISTARSKA*21.9.-918" with Serbian censorship canc. "CENSURE/MILITAIRE SERBE" in black and French "OUVERT par lAUTORITE*303" and tape "CONTROLE POSTAL MILITAIRE" to Paris. The use of the 15c. stamped cover is unusual. This is the ONLY reported item.