"An auspicious omen of the worth of Messrs. Henry Holt and Company's recently announced series on American Public Problems.... Mr. Hall has been in close touch with the immigration movement and he writes with a grasp and a fullness of information which must commend his work to every reader.... A handbook ... to which one may turn conveniently for information for which he would otherwise be obliged to search through many a dusty document."--_The World To-day._ THE ELECTION OF SENATORS By Professor GEORGE H. HAYNES, Author of "Representation in State Legislatures." 300 pp. $1.50 net. By mail $1.65. Shows the historical reasons for the present method, and its effect on the senate and senators, and on state and local government, with a detailed review of the arguments for and against direct election. "A timely book.... Prof. Haynes is qualified for a historical and analytical treatise on the subject of the Senate."--_N.Y. Evening Sun._ "Well worth reading, and unique because it is devoted wholly to the election of senators and to the deliberations of the Senate."--_Boston Transcript._ "Able and dispassionate, and ought to be widely read."--_New York Commercial._ "Of considerable popular as well as historical interest."--_Dial._ Henry Holt and Company 29 WEST 23D STREET NEW YORK LEADING AMERICANS Edited by W.P. TRENT, and generally confined to those no longer living. Large 12mo. With portraits. Each $1.75, by mail $1.90. R.M. JOHNSTON'S LEADING AMERICAN SOLDIERS By the Author of "Napoleon," etc. Washington, Greene, Taylor, Scott, Andrew Jackson, Grant, Sherman, Sheridan, McClellan, Meade, Lee, "Stonewall" Jackson, Joseph E. Johnston. "Very interesting ... much sound originality of treatment, and the style is very clear."--_Springfield Republican._ JOHN ERSKINE'S LEADING AMERICAN NOVELISTS Charles Brockden Brown, Cooper, Simms, Hawthorne, Mrs. Stowe, and Bret Harte. "He makes his study of these novelists all the more striking because of their contrasts of style and their varied purpose.... Well worth any amount of time we may care to spend upon them."--_Boston Transcript._ W.M. PAYNE'S LEADING AMERICAN ESSAYISTS A General Introduction dealing with essay writing in America, and biographies of Irving, Emerson, Thoreau, and George William Curtis. "It is necessary to know only the name of the author of this work to be assured of its literary excellence."--_Literary Digest._ LEADING AMERICAN MEN OF SCIENCE Edited by President DAVID STARR JORDAN.