Index to the executive communications made to the House of Representatives, from the commencement of the present form of government until the end of the Fourteenth Congress, inclusive. First, by a reference, in alphabetical order, to the printed, and, also, to the manuscript, reports, according to the subject-matter. Second, by a reference to the same matter arranged under the head of the Department whence it came. Also, an index to all the printed committee reports, alphabetically arranged