British Capture of Forts Montgomery and Clinton on October 6, 1777
Secondary Sources
Carr, William H., and Richard J. Koke. “Twin Forts of the Popolopen – Forts Clinton and Montgomer, New York, 1775-1777.” Bear Mountain Trailside Museums 1, no. Republished October 2006 (July 1937).
Mills, Louis V. The March of the New Windsor Militia to the Defense of Fort Montgomery October 6,1777. First. Fort Montgomery Battle Site: Published in conjunction with the 225th anniversary of the battle, 2002.
Maps

Rebel Capture of Stony Point July 16, 1779
Secondary Sources
Johnston, Henry P. The Storming of Stony Point on the Hudson, Midnight, July 15, 1779. Reprint of 1900 version. New York: Da Capo Press, 1971.
Maps

Rebel Fortifications at West Point
Secondary Sources
Palmer, Dave Richard. The River and the Rock: The History of Fortress West Point, 1775-1783. West Point, N.Y.: Association of Graduates, United States Military Academy with Hippocrene Books, 1991.
Rogers, Clifford J., Ty Seidule, Samuel J. Watson, and United States Military Academy, eds. The West Point History of the American Revolution. First Simon & Schuster hardcover edition. The West Point History of Warfare Series, v. 4. New York: Simon & Schuster, 2017.
West Point Revolutionary Sites

Stone walls of Redoubt 4