Adelaide Advertiser article WHERE THEY LIVE UNDERGROUND Coober Pedy and its Opals By C.A.S. Mansbridge 25 November 1939 page 11 Mentions the Mayor George Burford, Storeman Vic Williamson, Mailman Jacob Santing and describes George Burford's dugout GI 40021
Article "Australia's Opal Fields" - Walkabout January 1st 1935 by Charles Henry "Visits to the white cave-dwellers of Coober Pedy and the black opal fields of Lightning Ridge." with photos Mentioned: Opal buyer Percy Marks GI 40020
Article "Through the Dogger's Country in search of Health" The Mail (Adelaide) 19-8-1933 Re At Mintabee (Mintabi) some fine opal was found by a party of men under Tom Brady the well known opal buyer Sourced from Trove nla.news-article58625060 BI 00029 6
Three men on a hill with mining dumps. Photo from Don Field's album
Mining dumps on a hill. Photo from Don Field's album
Three men on a mining dump. Photo from Don Field's album
A mining field, thought to be Koska Hill. Photo from Don Field's album
Man working a windlass. Photo from Don Field's album
Looking out of a dugout doorway Photo from Don Field's album
Entrance to the dugout Post Office. Photo from Don Field's album