http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
preparation for the U.S. Coast guard Merchant Marine license examinations
U.S. Coast Guard license examination preparation for the professional mariner
v. 1. Deck general -- v. 2. Navigation general -- v. 3. Deck safety -- v. 4. Rules of the road, international and inland rules -- v. 5. Navigation problems -- v. 6. Deck examination illustration book -- v. 7 Lifeboatman.