Among the Contributors of New Articles to the First Volume of the Revised Edition are the following : WILLARD BABTLETT. ABYSSINIA. AFRICA. ALASKA. Prof. 0. W. BENNETT, D. D., Syracuse Uni- versity. AMES, EDWARD R., D. D. ANDREW, JAMES OSOOOD, D. D. ASBURY, FRANCIS. JTJTJU8 BlNO. ALEXANDER II. OF RUSSIA, and other articles in history and geography. DELAVAN BLOODGOOD, M. D., U. S. F. ADMIRAL. FRANCIS 0. BOWMAN. AMATI FAMILY, and other musical articles. Rev. CHARLES H. BRIGHAM, Ann Arbor, Mich. ADRIAN, MICH. ANN ARBOR, MICH. W. T. BRIGHAM, Esq., Boston. APPLE, and other botanical articles. EDWARD L. BURLINGAME, PH. D. ANGLO-SAXONS, and articles in modern history and geography. ANTONY, MARK, and articles in Greek and Roman history. Prof. E. H. CLARKE, M. D., Harvard Uni- versity. ACONITE, ANTISEPTICS, ANTISPASMODICS, and other articles of materia medica. Hon. T. M. COOLET, LL. D., Ann Arbor, Mich. ANGLO-SAXON JURISPRUDENCE. S. H. DADDOW, St. Clair, Pa. ANTHRACITE. Prof. J. C. DALTON, M. D. ACCLIMATION, ALTMENT and ALIMENTARY CANAL, ANIMAL HEAT, and other medical and physiological articles. EATON S. DRONE. ALABAMA, ANDERSONVILLE, ARIZONA, ARKANSAS, and other articles in American geography. Col. H. A. Du PONT, U. S. A. ARTILLERY. B. A. FlNKELSTEIN. ARABIA. ALFRED H. GUERNSEY. AMERICA. J. W. HAWES. ALEXANDRIA, LA. AND VA. ALLEGHENY, PA. AMHERST, MASS. and other articles in American geography. Hon. GEO. S. HILLARD, Boston. ADAMS, CHARLES FRANCIS. ADAMS, HENRY. ADAMS, JOHN QUINOY, JK. GEORGE HUSSMANN, Bluffton, Mo. AMERICAN WINES. Prof. C. A. JOT, Ph.D., Columbia College, New York. ALIZARINE, ALUM, ALUMINA, ALUMINUM, and other chemical articles. Prof. S. KNEELAND, M. D., Mass. Tech. Inst., Boston. ARCHAEOLOGY, and articles in natural history. CHARLES LINDSEY, Toronto. ALGOMA, ARCHIBALD, A. G., and other Canadian articles. Prof. F. A. MARCH, LL. D., Lafayette College, Easton, Pa. ANGLO-SAXON LANGUAGE AND LITERA'TUBE. Prof. J. ORTON, Vassar College, Poughkeepsie. AMAZON. ANDES. Prof. T. T. SABINE, M. D. AMPUTATION. ANCHYLOSIS. Prof. A. J. SCHEM. ALGERIA. . APOCALYPSE. APOCRYPHA. ABIANISM and AEIUS. J. G. SHEA, LL. D. AMERICAN INDIANS AND THEIR LANGUAGES. G. W. SOREN. ACTION, ADMIRALTY, AMNESTY, and other legal articles. Hon. E. G. SQUIER. AMERICAN ANTIQUITIES. P. H. VANDER WEYDE, M. D. AEROLITE. ALCHEMY. ARITHMETIC. Prof. A. VAN NAME, Yale College. ARABIC LANGUAGE AND LITEBATUKB. I. DE VEITELLE. ARGENTINE REPUBLIC. W. S. WARD. ANCHOR. AQUARIUM. ARTESIAN WELLS. C. S. WEYMAN. AERONAUTICS. ALFTERI, VITTORIO. ARNOLD, BENEDICT. Prof. W. D. WHITNEY, LL. D., Yale College. AFRICAN LANGUAGES. ALPHABET. ARYAN RACK AND LANGUAGE. Gen. JAMES H. WILSON. ANTIETAM, BATTLE OF. Prof. ELI/UR WRIGHT. ANNUITIES.