6930337Henzell J.S. : Consultant Engineer 1933 - 1934 State Coal Mining Industry @ Leningrad [ Russia ]0public2018-05-08 14:03:532020-06-15 14:03:08150193319345447410Henzell, John S.693054State Coal Mining Industry6930625Leningrad --, Russia669649975221"COMMUNISM FORGOTTEN" (1934, February 8). The Telegraph (Brisbane, Qld. : 1872 - 1947), p. 7 (LATE CITY). Retrieved May 8, 2018, from http://nla.gov.au/nla.news-article18215857986335447410Henzell, John S.
1125https://heurist-usyd.cloud.edu.au/heurist/ExpertNationOccupation eventlet1125-371