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4द्वारा Lock, Charles G. Warnford (Charles George Warnford), 1853-1909विषय “...Gold mines and mining....”
प्रकाशित 1889
पुस्तक -
5द्वारा Morrell, W. P. (William Parker), 1899-1986विषय “...Gold mines and mining....”
प्रकाशित 1940
पुस्तक -
6प्रकाशित 1977विषय “...Gold mines and mining California Sources....”
हस्तलिपि पुस्तक -
7
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8प्रकाशित 1974विषय “...Gold mines and mining Australia History...”
पुस्तक -
9
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10प्रकाशित 1979विषय “...Gold mines and mining Illustrations....”
पुस्तक -
11
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12
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13
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14
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15
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16प्रकाशित 1970विषय “...Gold mines and mining California....”
पुस्तक -
17
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18द्वारा Morrell, W. P. (William Parker), 1899-1986विषय “...Gold mines and mining History....”
प्रकाशित 1968
पुस्तक -
19
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