There had not been much haste displayed in the American Army, in changing its position on the Heights of Harlem, made really strong by the outlay of immense labor, notwithstanding the enemy had completely turned its left flank, occupied a position on its rear, and with the veriest mite of an effort was capable of throwing a strong force across its entire rear, of seizing every line of communication and every strong position, and of forming such a line of offensive operations, covered, on either flank, by the %ihips off Tarrytown and the fleet off Throgg's-neck, Whreh the Americans, in their generally unknown weakness and poverty of supplies, could scarcely have hoped to overcome. But General Washington had a lingering suspicion that the movement of the enemy to ThrHSgg's-neck was only a feint; that he remained in that unseemly position only to await the proper time when he could quickly embark again, and drop down to Morr'feania, on one tide ; and that

by Claude Joseph Sauthier, a celebrated Engineer in the service of the King, and published by William Faden, in Lond'dn, in 1777 ; the other, drawn by the Engineers of the American Army for, and preserved by, General Washington, and engraved, from the original manuscript, for the illustration of the original edition of Chief -justice Marshall's life of George Washington, published in Philadelphia, in 1804.

As both of these Maps were originally official, one British and the other American ; as both were published from the respective manuscripts, as nearly aBpoBsible in /ac-simile; and as both are historical authorities of the highest character, they will be frequently referred to, in our narrative of the Military Operations in Westchester-county ; and, in order that our readers may also enjoy the benefits to be derived from a use of them, while reading the story of Westcbester-county's revolutionary history, the Publishers have re-produced them, at our request, as nearly in exact facsimile of the original publications, as possible.