9322837McKern J.G. : Petrologist 1923 - 1924 Mines Department of NSW @ New South Wales [ NSW Australia ]1public2020-02-19 02:52:392020-02-20 00:53:5561019231924357810McKern, James Gordon932294Mines Department of NSW6049925New South Wales -- NSW, Australia71735008Petrologist, NSW Geological Survey5226J S Battye Library of West Australian History, Private Archives – Collection Listing, .8632357810McKern, James Gordon
1125https://heurist-usyd.cloud.edu.au/heurist/ExpertNationOccupation eventlet1125-371