Subjects: mining
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- Diamond mines and mining -- South Africa 871 downloads
- Diamond mines and mining -- South Africa -- Fiction 864 downloads
- Mineral industries -- England -- History -- To 1500 857 downloads
- Silver mines and mining -- Juvenile fiction 857 downloads
- Coal miners -- Pennsylvania 782 downloads
- Coal mine accidents -- Juvenile fiction 775 downloads
- Mines (Military explosives) -- Warfare 773 downloads
- Mineral waters -- England -- Harrogate -- Early works to 1800 741 downloads
- Coal mines and mining -- Pennsylvania -- Fiction 737 downloads
- British Museum (Natural History). Department of Mineralogy 710 downloads
- Lead mines and mining 704 downloads
- Mine pumps -- Early works to 1800 699 downloads
- Mines and mineral resources -- Brazil 685 downloads
- Diamond mines and mining -- Brazil 685 downloads
- Mineral industries -- Nevada -- History 682 downloads
- Mines and mineral resources -- Nevada -- History 682 downloads
- Mineralogy, Determinative 679 downloads
- Mineralogy -- Missouri 679 downloads
- Minerals -- Catalogs and collections 665 downloads
- Mines (Military explosives) 660 downloads
- Iron mines and mining -- Juvenile fiction 654 downloads
- Tin mines and mining -- Nigeria 643 downloads
- Mineralogy -- Illinois 619 downloads
- Mines and mineral resources -- South Africa 615 downloads
- United States. Bureau of Mines -- Juvenile fiction 610 downloads