added a new marker to Croghan's grave. In 2012 a historical marker commemorating Croghan was dedicated at the veteran's memorial near Rostraver Township's borough building in Westmoreland County, Pennsylvania. In 2020, a historical marker, commemorating Croghan was placed at the site of his original trading post, in Mechanicsburg (Cumberland County), Pennsylvania. References Sources Anderson, Fred. The Crucible of War: The Seven Years' War and the Face of Empire in British America, 1754-1766, New York: Knopf, 2000. Aquila, Richard. The Iroquois Restoration: Iroquois Diplomacy on the Colonial Frontier, 1701-1754, Lincoln, NE: U. of Nebraska Press, 1997. Bothwell, Margaret Pearson. "The Astonishing Croghans," Western Pennsylvania History Magazine, 48(2), April 1965: 119–144. Campbell, William J. "An Adverse Patron: Land, Trade, and George Croghan," Pennsylvania History, 76(2), 2009: 117–140. Campbell, William J. Speculators in Empire: Iroquoia and the 1768 Treaty of Fort Stanwix, University of Oklahoma Press, 2012 Cave, Alfred A. "George Croghan and the Emergence of British Influence on the Ohio Frontier", in Builders of Ohio, a Biographical History. edited by Warren R. Van Tine and Michael Dale Pierce; Athens, OH: Ohio State University Press, 2002. Crist, Robert Grant. George Croghan of Pennsboro. Harrisburg, PA: Dauphin Deposit Trust Co., 1965. Flexner, James Thomas. George Washington; The Forge of Experience, 1732-1775. Boston: Little, Brown and Co., 1965. Frederic, Harold & William C. Frederick III. The Westsylvania Pioneers, 1774-1776, Butler, PA: H.R. Frederic, 2001. Greenwood, Jim. "George Croghan; A Reappraisal." Washington, PA: Monongahela Press, 2009. ohiocountry.us. Hanna, Charles A. "George Croghan: The King of the Traders," The Wilderness Trail, Vol. Two, originally published in 1911. Lewisburg, PA: Wennawoods, 1995. Merrell, James H. Into the American Woods: Negotiators on the Pennsylvania Frontier. New York: Norton, 1999. . Montgomery, Michael. "A Tale of Two Georges," in Focus on Ireland, Jeffrey Kallen, ed. Philadelphia, PA: John Benjamin Pub. Co., 1997. Silver, Peter. Our Savage Neighbors, How Indian War Transformed Early America.New York, NY: W. W. Norton & Company, 2009. Sivertsen, Barbara. "Turtles, Wolves, and Bears - a Mohawk Family History," Westminster, MD: Heritage Books, 2006. Stevens, Sylvester and Donald Kent, eds. Wilderness Chronicles of Northwestern Pennsylvania. Harrisburg, PA: Pennsylvania Historical Commission, 1941. Taylor, Alan. The Divided Ground: Indians, Settlers, and the Northern Borderland of the American Revolution, New York: Alfred A. Knopf, 2006. Volwiler, Albert T. George Croghan and the Westward Movement, 1741–1782. Cleveland: The Arthur H. Clark Company, 1926. Wainwright, Nicholas B. George Croghan: Wilderness Diplomat. Chapel