(Bluestone House) in Port Hope, Northumberland County, ON. PH28 (Ontario St.) S. 1.3 miles (2.1km) from jct with PH401 exit 464, E. (turns S.) on PR2 (Walton St. - becomes Mill St.) 0.2 miles (0.3km), E. on Dorset St. 0.1 miles (0.2km) to the house on the S. side of the road at 21. (N43 56.974 W78 17.385) Photos by Jack & June Schmidt 5-20-11.