Report of the naval committee to the House of Representatives, August, 1850, in favor of the establishment of a line of mail steamships to the western coast of Africa, and thence via the Mediterranean to London; designed to promote the emigration of free persons of color from the United States to Liberia: also to increase the steam navy, and to extend the commerce of the United States. - American Colonization Society [Contributor]; United States. Congress. House. Committee on Naval Affairs