Boatswain (BOSUN) 3 : The highest unlicensed rating in the deck department who has immediate charge of all deck hands and who in turn comes under the direct orders of the master or chief mate or mate
EESiFlo North America, Terminology and Glossary: Maritime Terms, Pennsylvania, USA 2002, flowmeterdirectory.com/flowmeter_terminology. (Mrtm/ Ports and Ships - Amer) {539}
