William B. Hayler

titleISBN-13
(ISBN-10)
year of publication
American Merchant Seaman's Manual978-0-87033-549-5
(0-87033-549-9)
2009
Merchant Marine Officers' Handbook978-0-87033-379-8
(0-87033-379-8)
1989

W. B · W H · William B. · William H. · William Hayler

William B. Head