SCHWEINFURTH'S HEART OF AFRICA. The Heart of Africa. Three Years' Travels and Adventures in the Unexplored Regions of the Centre of Africa. From 1868 to 1871. By Dr. Georg Schweinfurth. Translated by Ellen E. Frewer. With an Introduction by Winwood Reade. Illustrated by about 130 Woodcuts from Drawings made by the Author, and with two Maps. 2 vols., 8vo, Cloth, $8.00.

M'CLINTOCK & STRONG'S CYCLOPÆDIA. Cyclopædia of Biblical, Theological, and Ecclesiastical Literature. Prepared by the Rev. John M'Clintock, D.D., and Jas. Strong, S.T.D. 7 vols, now ready. Royal 8vo. Price per vol., Cloth, $5.00; Sheep, $6.00; Half Morocco, $8.00.

MOHAMMED AND MOHAMMEDANISM: Lectures Delivered at the Royal Institution of Great Britain in February and March, 1874. By R. Bosworth Smith, M.A., Assistant Master in Harrow School; late Fellow of Trinity College, Oxford. With an Appendix containing Emanuel Deutsch's Article on "Islam." 12mo, Cloth, $1.50.

MOSHEIM'S ECCLESIASTICAL HISTORY, Ancient and Modern; in which the Rise, Progress, and Variation of Church Power are considered in their Connection with the State of Learning and Philosophy, and the Political History of Europe during that Period. Translated, with Notes, &c., by A. Maclaine, D.D. Continued to 1826, by C. Coote, LL.D. 2 vols., 8vo, Cloth, $4.00; Sheep, $5.00; Half Calf, $8.50.

STRICKLAND'S (Miss) QUEENS OF SCOTLAND. Lives of the Queens of Scotland and English Princesses connected with the Regal Succession of Great Britain. By Agnes Strickland. 8 vols., 12mo, Cloth, $12.00; Half Calf, $26.00.

HARPER'S NEW CLASSICAL LIBRARY. Literal Translations.

The following Volumes are now ready. 12mo, Cloth, $1.50 each.

Cæsar.—Virgil.—Sallust.—Horace.—Cicero's Orations.—Cicero's Offices, &c.—Cicero on Oratory and Orators.—Cicero's Tusculan Disputations, On the Commonwealth, On the Nature of the Gods.—Tacitus (2 vols.).—Terence.—Sophocles.—Juvenal.—Xenophon.—Homer's Iliad.—Homer's Odyssey.—Herodotus.—Demosthenes (2 vols.).—Thucydides.—Æschylus.—Euripides (2 vols.).—Livy (2 vols.).—Plato [Select Dialogues].

LIVINGSTONE'S SOUTH AFRICA. Missionary Travels and Researches in South Africa: including a Sketch of Sixteen Years' Residence in the Interior of Africa, and a Journey from the Cape of Good Hope to Loanda on the West Coast; thence across the Continent, down the River Zambesi, to the Eastern Ocean. By David Livingstone, LL.D., D.C.L. With Portrait, Maps, and Illustrations. 8vo, Cloth, $4.50; Sheep, $5.00; Half Calf, $6.75.

LIVINGSTONE'S ZAMBESI. Narrative of an Expedition to the Zambesi and its Tributaries, and of the Discovery of the Lakes Shirwa and Nyassa, 1858-1864. By David and Charles Livingstone. With Map and Illustrations. 8vo, Cloth, $5.00; Sheep, $5.50; Half Calf, $7.25.