A very interesting letter from HENRY LAURENS, second President of the Continental Congress, to his son, Col. JOHN LAURENS, dated Charleston, S.C., Aug. 14, 1776, now first published from the original letter. It contains a vehement plea for Emancipation, and speaks with bitter contempt of England for encouraging the slave-trade in America. THE REBELLION; ITS LATENT CAUSES AND TRUE SIGNIFICANCE. In Letters to a Friend abroad. By Henry T. Tuckerman. New York: Jas. G. Gregory. 1861. An excellent work, discussing the social peculiarities of the South with great ability. * * * * * BOOKS RECEIVED PAMPHLETS ON THE WAR. Among the many publications on the War which have from time to time found their way to our table, are the following pamphlets:-- RELATION OF THE AMERICAN BOARD OF COMMISSIONERS FOR FOREIGN MISSIONS TO SLAVERY. By Charles K. Whipple. Boston: R.F. Wallcut. 1861. WITHIN FORT SUMTER. By one of the Company. New York: N. Tibbals & Co. 1861. A LECTURE ON THE CONSTITUTION OF THE UNITED STATES. By Noble Butler. Louisville, Ky.: John P. Maton. 1862. THE WAR. Correspondence between the Young Men's Christian Association of Richmond, Va., and the City of New York. New York: G.P. Putnam. 1861. SPEECH OF GEN. HIRAM WALBRIDGE, of New York, at Tammany Hall, Aug. 21, 1856, on the Reorganization of our Navy. New York. 1862. THE REBELLION: OUR RELATIONS AND DUTIES. Speech of Hon. Edward McPherson, of Pennsylvania, delivered in the House of Representatives, Feb. 14, 1862. Washington. 1862. ARE THE SOUTHERN PRIVATEERS PIRATES? Letter to the Hon. Ira Harris, United States Senator. By Charles P. Daly, LL.D., First Judge of the Court of Common Pleas of the City of New York. New York: Jas. B. Kirker, 599 Broadway. 1862. SPECIAL MESSAGE DELIVERED TO THE HOUSE OF REPRESENTATIVES OF THE STATE OF IOWA. By Governor S.J. Kirkwood. Des Moines, Iowa: F.W. Palmer. 1862. PICTURES OF SOUTHERN LIFE--SOCIAL, POLITICAL AND MILITARY. Written for _The London Times_, by William Howard Russell, LL.D., Special Correspondent. New York: Jas. G. Gregory. 1861. AN ADDRESS DELIVERED AT MT. KISCO, Westchester Co., New York, July 4, 1861. By John Jay, Esq. New York: Jas. G. Gregory. 1861. THE REJECTED STONE; or, INSURRECTION _vs_. RESURRECTION IN AMERICA. By a Native of Virginia. Boston: Walker, Wise & Co. 1861. THE INDISSOLUBLE NATURE OF THE AMERICAN UNION, considered in connection with the assumed Rights of Secession. A Letter to Hon. Peter Cooper, of New York. By Nahum Capen. Boston: A. Williams & Co. New York: Ross & Tousey. 1862. THE UNION. An Address, by the Hon. Daniel S. Dickinson, delivered before the Literary Societies of Amherst College, July 10, 1861. New York: Jas. G. Gregory. 1861. ALLEGHANIA. The Strength of the Union and the Weakness of Slavery in the High Lands of the South. By JAMES W. TAYLOR. Saint Paul: James Davenport. 1862. A pamphlet deserving close study and general circulation.