Double Island

== English == === Etymology === (This etymology is missing or incomplete. Please add to it, or discuss it at the Etymology scriptorium.) === Proper noun === Double Island An island of Sugarloaf Channel, Shantou, Guangdong, China, located inwards after Sugarloaf Island and larger than it. Synonyms: Masu, Mayu Coordinate term: Sugarloaf Island ==== Translations ==== === References === Sailing Directions for the Coast of China, fourth edition, U.S. Navy Hydrographic Office, 1943, page 520