Ryukyu Islands, FDC. Collection of well over 300 covers/cards housed in four cover albums, the majority FDCs running from 1950s onwards, inc. 1957 press association issue on FDCs with different illustrations, likewise the 1958 stamp anniversary issue, 1958 3c defin. on FDC with US and local banknotes cachet, 1959 airmail 9c surcharge pair on FDC, 1959 wildlife set FDC, etc, as well as nice range of postal stationery. Some duplication but this is often on the better issues!