The Dictionary of Australasian Biography/Cooper, George Sisson
Cooper, George Sisson, ex-Under Secretary, New Zealand, is the son of the late George Cooper, Colonial Treasurer of New Zealand in 1841-2. He entered the New Zealand public service in 1841 as a junior clerk in the Colonial Secretary's office. In 1847 he was appointed Assistant Private Secretary to Governor, Sir George Grey; in 1852 Native Land Purchase officer and J.P.; in 1861 Resident Magistrate and Native officer; in 1868 Under Secretary for Native Affairs and Defence, and Under Secretary for the Colony in 1870. This position he resigned in 1892.