https://www.google.ie/maps/place/Rossmore,+Co.+Cork/@51.615566,-9.5690588,15z/data=!3m1!4b1!4m2!3m1!1s0x48459e159ee4ee71:0x2600c7a7bb4beee2 Rossmore Slate Quarry, Abuting Dunmanus Bay, Durrus, West Cork, operating from around 1866, with Mining Captain, George Rawlings. The … Continue reading Rossmore Slate Quarry, Abuting Dunmanus Bay, Durrus, West Cork, operating from around 1866, with Mining Captain, George Rawlings.