Jackson, John W. Whitemarsh 1777: Impregnable Stronghold. Fort Washington, PA: Historical Society of Fort Washington, 1984. Second printing.
Pictorial wrappers, 6 x 9 inches, 61 clean and unmarked pp. Fine. Paperback. 
An account of Washington's Army as it retreated from the battle of Germantown and encamped in the secure location of Whitemarsh. Washington intended to take Philadelphia and his actions here and in the coming days were with that end in mind. A fascinating scholarly study of the encampment and troop movements in the area.