Book of Reference (ABR) 1834 Volume III. Although the flag is normally reserved for use by commissioned warships of the RAN, special dispensation has been granted to the museum vessels and , The sail training ship Young Endeavour as a non-commissioned ship in Naval service wears the AWE. The Blue Ensign of the Australian Navy Cadets uses the Australian White Ensign in the canton. Battle Ensign During battle, commissioned ships of the RAN will fly a large Australian White Ensign at the foremast of single masted ships, and at the mainmast of two masted ships. Citations References Books Websites Flags of Australia National symbols of Australia White Ensigns Naval ensigns Southern Cross flags Royal Australian Navy 1967 establishments in Australia Flags introduced in 1967