HON. WILLIAM L. WILSON, Chairman of the Ways and Means Committee, Fifty-third Congress. HON. J. R. SOLEY, formerly Assistant Secretary of the Navy. EDWARD ATKINSON, LL. D., PH. D. COL. T. A. DODGE, U. S. A. COL. GEORGE E. WARING, JR. J. B. McMASTER, Professor of History in the University of Pennsylvania. CHARLES DUDLEY WARNER, LL. D. MAJOR J. W. POWELL, Director of the United States Geological Survey and the Bureau of Ethnology. WILLIAM T. HARRIS, LL. D., U. S. Commissioner of Education. LYMAN ABBOTT, D. D. H. H. BANCROFT, author of "Native Races of the Pacific Coast." HARRY PRATT JUDSON, Head Dean of the Colleges, Univ. of Chicago. JUDGE THOMAS M. COOLEY, formerly Chairman of the Interstate Commerce Commission. CHARLES FRANCIS ADAMS. D. A. SARGENT, M. D., Director Hemenway Gymnasium, Harvard Univ. CHARLES HORTON COOLEY. A. E. KENNELLY, Assistant to Thomas A. Edison. D. C. GILMAN, LL. D., President of Johns Hopkins University. H. G. PROUT, Editor of the Railroad Gazette. F. D. MILLET, formerly Vice-Pres. of the National Academy of Design. F. W. TAUSSIG, Professor of Political Economy in Harvard University. HENRY VAN BRUNT. H. P. FAIRFIELD. SAMUEL W. ABBOTT, M. D., Sec. State Board of Health, Massachusetts. N. S. SHALER. Sold only by subscription. Prospectus, giving detailed chapter titles and specimen illustrations, mailed free on request. =THE CONCISE KNOWLEDGE LIBRARY.= Each, small 8vo, half leather, $2.00. =The History of the World,= From the Earliest Historical Time to the Year 1898. By EDGAR SANDERSON, M. A., author of "A History of the British Empire," etc. =The Historical Reference-Book.= Comprising a Chronological Table of Universal History, a Chronological Dictionary of Universal History, and a Biographical Dictionary. With Geographical Notes. For the use of Students, Teachers, and Readers. By LOUIS HEILPRIN. Fifth edition, revised to 1898. =Natural History.= By R. LYDEKKER, B. A.; W. F. KIRBY, F. L. S.; B. B. WOODWARD, F. L. S.; R. KIRKPATRICK; R. I. POCOCK; R. BOWDLER SHARPE, LL. D.; W. GARSTANG, M. A.; F. A. BATHER, M. A., and H. M. BERNARD, M. A. Nearly 800 pages, and 500 Illustrations drawn especially for this work. =Astronomy.= Fully illustrated. By AGNES M. CLERKE, A. FOWLER, F. R. A. S., Demonstrator of Astronomical Physics of the Royal College of Science, and J. ELLARD GORE, F. R. A. S. THE ROMANCE OF HISTORY. Peter the Great. By K. WALISZEWSKI. Translated by Lady Mary Loyd. With Portrait. Small 8vo. Cloth, $2.00. The Romance of an Empress. Catharine II of Russia. By K. WALISZEWSKI. Uniform with "Peter the Great." With Portrait. Small 8vo. Cloth, $2.00. New Letters of Napoleon I.