Complex sentence: His son, Captain Pryce Hamilton, seems to have added considerably to the Hilston Estate and it appears that he also purchased Norton Court from the Henry Somerset, 8th Duke of Beaufort, and bought Skenfrith Mill and Lower Duffryn around 1870.
Split into simpler sentences: His son, Captain Pryce Hamilton, would appear to have added considerably to the Hilston Estate. It is stated that he also purchased Norton Court from the Henry Somerset, 8th Duke of Beaufort, and bought Skenfrith Mill and Lower Duffryn around 1870.