black gang
n.— «Schutz was part of the first group of sailors, also known as “plank owners”, to board the ship on its maiden voyage in 1943. His work detail manned and operated the engine room, better known as the “black gang.”» —“World War II veteran returns to USVI for reunion” in Los Angeles, California Caribbean Net News May 8, 2007. (source: Double-Tongued Dictionary)