Registered cover fr. with 50c. and posted from "MINISTARSKA*3.8.918" with Serbian censorship "CENSURE/MILITAIRE SERBE", via "BOLOGNA-POSTA ESTERA*21.8.18" and "MILANO-POSTA ESTERA*22.8.18" with Italian censorship "(119) VERIFICATO/PER CENSURA" and tape, arr. "GENEVE*3.IX.18".