9235637Clayton C.H.J. : Mine Manager 1 Jan 1912 - Youanmi Co. @ Black Range West Mine : Sandstone [ WA Australia ]1public2020-01-31 05:26:022020-02-01 09:44:33610
1912-01-01263710Clayton, Cyril Henry Joseph923574Youanmi Co.9235825Sandstone -Black Range West Mine- WA, Australia498250085221'Notes from Sandstone', The Evening Star (Boulder, WA : 1898 - 1921), Wed 20 Nov 1912, p. 3, <https://trove.nla.gov.au/newspaper/article/207246729?searchTerm=%22C.%20H.%20J.%20Clayton%22&searchLimits=l-decade=191>.8633263710Clayton, Cyril Henry Joseph
 1125https://heurist-usyd.cloud.edu.au/heurist/ExpertNationOccupation eventlet1125-371