William B. Hayler

Books
American Merchant Seaman's Manual American Merchant Seaman's Manual
American Merchant Seaman's Manual
2009
The Cornell Manual for Lifeboatmen - Able Seamen and Qualified Members of Engine Department The Cornell Manual for Lifeboatmen - Able Seamen and Qualified Members of Engine Department
The Cornell Manual for Lifeboatmen - Able Seamen and Qualified Members of Engine Department
2009
American Merchant Seaman’s Manual American Merchant Seaman’s Manual
American Merchant Seaman’s Manual
2009