Sullivan Expedition Against the Iroquois Indians, 1779 - Vanderlip's Farm (PLAQUE). Fourteen miles from Tunkhannock, Fourth Encampment of Sullivan's Army, on the march from Wyoming to Teaoga August 4-5, 1779, lay on this lowland known as blade Walnut Flats.

US 6 at Bluestone Rd., Black Walnut, PA, United States

Sullivan's March. Gen. John Sullivan's army camped on the lowland here Aug. 4, 1779. The fourth encampment between Fort Wyoming and Tioga Point.

US 6 at Old US 6, Blue Stone, Black Walnut, PA, United States