The Times/1920/Obituary/Joseph Sylvester O'Halloran
Mr. Joseph Sylvester O'Halloran, C.M.G., for 25 years secretary of the Royal Colonial Institute, has died at Cheltenham, at the age of 77. Mr. O'Halloran was born at Adelaide, and in 1859 entered the South Australian Audit Office. In 1859 he was appointed clerk to the Executive Council and Court of Appeals, and in 1870 became private secretary to Sir James Fergusson, Governor of South Australia. He was appointed assistant secretary of the Royal Colonial Institute in 1881 and became secretary in 1884. In the same year he went to Montreal as secretary of the Geographical Section of the British Association, and in the following year he attended the meeting of the Association at Aberdeen in the same capacity.
On his retirement from the secretaryship of the Institute in 1909 Mr. O'Halloran was made an honorary Fellow, and continued to take a keen interest in the work of the Institute.