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1913 New South Wales, Australia. … Geologic Atlas Coal Resources of the World. … |
1913 Main Coal Basin, New South W … Geologic Atlas Coal Resources of the World. … |
1913 Queensland, Australia. Coal … Geologic Atlas Coal Resources of the World. … |
1913 Collie Coalfield, West Austr … Geologic Atlas Coal Resources of the World. … |
1913 Collie Coalfield, West Austr … Geologic Atlas Coal Resources of the World. … |