6806737Back J. : Science Master - Sydney Technical High School @ Ultimo [ NSW Australia ]0public0000-00-00 00:00:002020-06-04 13:19:44150
236310Back, John593864Sydney Technical High School5871125Ultimo -- NSW, Australia431348735221HIGH SCHOOL APPOINTMENTS. (1918, December 21). The Daily Telegraph (Sydney, NSW : 1883 - 1930), p. 12. Retrieved March 28, 2018, from http://nla.gov.au/nla.news-article2395765008632236310Back, John
 1125https://heurist-usyd.cloud.edu.au/heurist/ExpertNationOccupation eventlet1125-371