unmounted mint Block Larger Than four 1965 Orchids 10c., a lower right corner block of six (3x2) with cylinder numbers, each showing black omitted, fine unmounted mint. ISC 45e, RM. 1200

细节
unmounted mint Block Larger Than four 1965 Orchids 10c., a lower right corner block of six (3x2) with cylinder numbers, each showing black omitted, fine unmounted mint. ISC 45e, RM. 1200