In all times and ages, the deeds of the men who sail the deep as its policemen or its soldiery have been sung in praise. It is time for chronicle of the high courage, the reckless daring, and oftentimes the noble self-sacrifice of those who use the Seven Seas to extend the markets of the world, to bring nations nearer together, to advance science, and to cement the world into one great interdependent whole.Willis John Abbott (1863-1934), American journalist and author of several maritime books, gives a detailed account of the history of merchant shipping in the United States.