9233837Clayton C.H.J. : Mine Manager 28 Mar 1939 - Zinc Corporation1public2020-01-31 04:27:412020-05-29 09:42:44610
1939-03-28263710Clayton, Cyril Henry Joseph719894Zinc Corporation498249975221INSPECT MINES TO-DAY (1939, March 28). Newcastle Morning Herald and Miners' Advocate (NSW : 1876 - 1954), p. 8. Retrieved May 29, 2020, from http://nla.gov.au/nla.news-article1354646138633
 1125https://heurist-usyd.cloud.edu.au/heurist/ExpertNationOccupation eventlet1125-371