ELMAR III, Brooklyn, NY – 1942 Captain Gus Rau’s "ELMAR III" from Sheepshead Bay, Brooklyn, NY is seen here with a large crowd of anglers off Highlands, NJ in September of 1942. The "ELMAR III" was a converted World War I U.S. Navy Sub Chaser ("SC-186") that was built in 1917 by the International Shipbuilding and Marine Engine Co. at Upper Nyack, NY.