BARTH'S NORTH AND CENTRAL AFRICA. Travels and Discoveries in North and Central Africa: being a Journal of an Expedition undertaken under the Auspices of H.B.M.'s Government, in the Years 1849-1855. By Henry Barth, Ph.D., D.C.L. Illustrated. 3 vols., 8vo, Cloth, $12 00.

HENRY WARD BEECHER'S SERMONS. Sermons by Henry Ward Beecher, Plymouth Church, Brooklyn. Selected from Published and Unpublished Discourses, and Revised by their Author. With Steel Portrait. Complete in 2 vols., 8vo, Cloth, $5 00.

LYMAN BEECHER'S AUTOBIOGRAPHY, &c. Autobiography, Correspondence, &c., of Lyman Beecher, D.D. Edited by his Son, Charles Beecher. With Three Steel Portraits, and Engravings on Wood. In 2 vols., 12mo, Cloth, $5 00.

BOSWELL'S JOHNSON. The Life of Samuel Johnson, LL.D. Including a Journey to the Hebrides. By James Boswell, Esq. A New Edition, with numerous Additions and Notes. By John Wilson Croker, LL.D., F.R.S. Portrait of Boswell. 2 vols., 8vo, Cloth, $4 00.

DRAPER'S CIVIL WAR. History of the American Civil War. By John W. Draper, M.D., LL.D., Professor of Chemistry and Physiology in the University of New York. In Three Vols. 8vo, Cloth, $3 50 per vol.

DRAPER'S INTELLECTUAL DEVELOPMENT OF EUROPE. A History of the Intellectual Development of Europe. By John W. Draper, M.D., LL.D., Professor of Chemistry and Physiology in the University of New York. 8vo, Cloth. $5 00.

DRAPER'S AMERICAN CIVIL POLICY. Thoughts on the Future Civil Policy of America. By John W. Draper, M.D., LL.D., Professor of Chemistry and Physiology in the University of New York. Crown 8vo, Cloth, $2 50.

DU CHAILLU'S AFRICA. Explorations and Adventures in Equatorial Africa, with Accounts of the Manners and Customs of the people, and of the Chase of the Gorilla, the Crocodile, Leopard, Elephant, Hippopotamus, and other Animals. By Paul B. Du Chaillu. Numerous Illustrations. 8vo, Cloth, $5 00.

DU CHAILLU'S ASHANGO LAND. A Journey to Ashango Land: and Further Penetration into Equatorial Africa. By Paul B. Du Chaillu. New Edition. Handsomely Illustrated. 8vo, Cloth, $5 00.

BELLOWS'S OLD WORLD. The Old World in its New Face: Impressions of Europe in 1867-1868. By Henry W. Bellows. 2 vols., 12mo, Cloth, $3 50.