These works are statistical and highly technical, partly compiled from governmental reports, and are also frankly controversial.
Henry Hall, "American Navigation, With Some Account of the Causes of Its Former Prosperity and Present Decline" (1878).
Charles S.Hill, "History of American Shipping: Its Prestige, Decline, and Prospect" (1883).
J.D.J.Kelley, "The Question of Ships: The Navy and the Merchant Marine" (1884).
Arthur J.Maginnis, "The Atlantic Ferry: Its Ships, Men, and Working" (1900).
A vast amount of information is to be found in the Congressional Report of the Merchant Marine Commission, published in three volumes (1905)..