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1nork Heinz, William F. (William Frederick)Gaiak “...Gold mines and mining New Zealand Kumara...”
Argitaratua 1977
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2nork Blackmore, Anne L.Gaiak “...Gold mines and mining New Zealand Kumara...”
Argitaratua 1972
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3
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4Argitaratua 1998Gaiak “...Gold mines and mining New Zealand Kumara History....”
Liburua