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 In 1884 Dr. Cockburn was returned as a member of the House of Assembly for the district of Burra, and was Minister of Education in Sir 's Government from June 16th, 1885, to June 7th, 1857. At the general elections in 1887 he was defeated for the Burra, but was immediately afterwards returned for the district of Mount Barker. On June 27th, 1889, Dr. Cockburn formed a ministry, and held office till August 1890 as Premier and Chief Secretary. His administration was characterised by the introduction of bills providing for Progressive Succession Duties, a Progressive Tax on Unimproved Land Values, and other advanced Liberal measures. Dr. Cockburn was one of the representatives of South Australia at the Australasian Federation Conference held in Melbourne in Feb. 1890, and was one of the delegates to the Federal Convention held in Sydney in March 1891. Dr. Cockburn was chairman of a board appointed to inquire into the subject of technical education, and was first chairman of the School of Mines and Industries of South Australia, which was established as the result of that inquiry. He also carried a resolution in the House of Assembly in favour of the introduction of drawing, science, and manual training into the state schools. In 1886, while Minister of Education, he instituted Arbor Day in South Australia. Dr. Cockburn married, in May 1875, Sarah Holdway, fourth daughter of the late Forbes Scott Brown, of Berwickshire.

Cockle, Sir James, F.R.S., first Chief Justice of Queensland, second son of James Cockle, of Great Oakley, near Harwich, in Essex, was born on Jan. 14th, 1819, and educated at Stormont House, Bayswater, the Charterhouse, and Trinity College, Cambridge, where he graduated B.A. in 1841 and M.A. in 1845. He entered at the Middle Temple in April 1838, and was called to the bar in Nov. 1846, practising as a special pleader and going the Midland Circuit. He was elected a Fellow of the Royal Astronomical Society in 1854, and of the Cambridge Philosophical Society in 1856. In Nov. 1862 he was appointed first Chief Justice of Queensland, and gained a high repute for judicial learning and impartiality. He was knighted in July 1869, and visited Europe in 1878. Sir James resigned in 1879, and has since resided in London. Whilst in Australia he was President of the Queensland Philosophical Society, and has been a member of the Royal Society since June 1865, and of the Royal Astronomical Society since March 1854. Sir James, who has published a work on mathematics, was for several years Honorary Treasurer of the London Savage Club, and was one of the Commissioners for Queensland at the Colonial and Indian Exhibition in 1886. He married on August 22nd, 1855, Adelaide Catherine, eldest surviving daughter of the late Henry Wilkin, of Walton, near Ipswich, in Suffolk.

Coghlan, T. A., A.M.I.C.E., Government Statistician, New South Wales, is the author of "The Wealth and Progress of New South Wales," 1887-8, successive editions of which have been published under the auspices of the Government of that colony down to the present time.

 Cohen, Hon. Edward, was born in London in 1822, and landed with his parents in Sydney, N.S.W., in 1833. In 1842 he came to Melbourne, and, after a successful career as an auctioneer, was elected a member of the city corporation in Nov. 1860, and an alderman in 1865, He was Mayor of Melbourne in 1862-3, and in the following year was elected to the Assembly for East Melbourne, which he continued to represent until his death. Mr. Cohen was Commissioner of Trade and Customs in the Government from Sept. 1869 to April 1870; and again in the  Administration from June 1872 to July 1874. Mr. Cohen, who was regarded as the head of the Jewish community, married, in 1847, the eldest daughter of the late Moses Benjamin, J.P., and died in March 1877.

Cohen, Hon. Henry Emanuel, sometime Treasurer of New South Wales, is the second son of Abraham Cohen of Sydney N.S.W., and entered as a student at the Middle Temple in Oct. 1868. In June 1871 he was called to the English bar, and returned to Sydney, where he was admitted to the local bar, and became member for West Maitland in the Legislative Assembly. He was Colonial Treasurer in the Ministry from Dec. 1877 to Dec 1878. In May 1881 he was appointed Judge of the Sydney Metropolitan Court, but resigned the position, and re-entered politics, being Minister of Justice in the Cabinet  100