Indo-Javanese ship; one mast with rungs
Haddon, A.C.
Haddon, A.C. (1920). <i><a rel="nofollow" class="external text" href="http://www.survivorlibrary.com/library/the_outriggers_of_indonesian_canoes_1920.pdf">The Outriggers of Indonesian Canoes</a></i>. London, Royal Anthropological Institute of Great Britain and Ireland.