Arthur Auckland Leopold Pedro Cochrane served in the British Navy from 1839-1886, where he fought in the Anglo-Chinese war and rose to the rank of admiral. He was also instrumental in administering the Trinidad Lake Asphalt Company during its early years. His brother, Ernest Grey Lambton Cochrane was also active in the Royal Navy from 1847-1873, participating in the British campaign to suppress the slave trade in West Africa during the 1860s. He was also a landowner and landlord of the Redcastle Estate in County Donegal, Ireland, and served in his later years as High Sheriff for County Donegal.
From the description of Cochrane Family papers, 1777-1957. (Duke University Library). WorldCat record id: 38991315