[2]: 72  The mill was located about six miles north of Harris' Ferry, probably five hundred feet west of the mouth of Fishing Creek, near its confluence with the Susquehanna River, in present-day Dauphin County.

[6]: 354 Colonel Clapham chose to build Fort Hunter about 500 yards east of the mill, near the Susquehanna River, which the army was using to transport troops and supplies.

There are references in historic documents to a stockade, to "a magazine of provisions and other warlike stores," and to the construction (in January, 1757) of "a Room for the Officers & Barracks for the Soldiers...in Hunters Fort.

[6]: 356 In March 1757, Governor William Denny met with Lord Loudoun, Conrad Weiser, and Colonel Clapham and determined that Fort Hunter should be demolished.

A company of 50 men was assigned to range the country between Fort Hunter and Manada Gap, to prevent Native American war parties from moving into the area.

Joseph Shippen Jr., secretary to Governor James Hamilton, was posted there briefly to supervise the recruitment of 700 troops for the defense of the province, and the gathering and transfer of supplies to be sent upriver to Fort Augusta.

[4] In 1796, François Alexandre Frédéric de La Rochefoucauld wrote in his journal that he had seen the ruins of Fort Hunter while travelling by boat up the Susquehanna River.

[1] A cluster of artifacts and building materials located in 2019 was identified as part of the fort, and by 2020 some 6,688 artifacts had been recovered, including a large fragment of a Delft bowl base, as well as a tinderbox, trade beads, a thimble with pins, a pile of small caliber lead shot, and a pair of pewter and green glass cuff buttons, still connected by a tiny brass loop after 250 years in the ground.

[13] Excavations have also uncovered numerous Native American artifacts, dating mainly to the Archaic and Middle Woodland periods, between nine thousand and fifteen hundred years ago.