Yang AD22, AD23, AD24 Port Authur and Darien: 1947 (20 Feb.) 29th Anniversary of Red Army Day surcharge $1on 2f. to $15 on 13f., fine to very fine mint or much original gum

Yang AD22, AD23, AD24 Port Authur and Darien: 1947 (20 Feb.) 29th Anniversary of Red Army Day surcharge $1on 2f. to $15 on 13f., fine to very fine mint or much original gum