Subjects: mining (sorted by popularity)
- Mining camps -- Fiction 202 downloads
- Coal mines and mining 199 downloads
- Mines and mineral resources -- California, Southern 197 downloads
- Iron mines and mining -- Juvenile fiction 195 downloads
- Mineral waters -- England -- Harrogate -- Early works to 1800 191 downloads
- Miners' phthisis 191 downloads
- Coal miners -- Diseases 191 downloads
- Miners -- Diseases 191 downloads
- Mineralogy -- Illinois 190 downloads
- Gold mines and mining -- Australia -- Fiction 187 downloads
- Mineral industries -- Australia -- Fiction 182 downloads
- Mines and mineral resources -- Texas -- Folklore 182 downloads
- Mineralogy -- Early works to 1800 171 downloads
- Mineralogical chemistry -- Early works to 1800 171 downloads
- Mineral waters -- England 168 downloads
- Lead mines and mining 157 downloads
- Coal mines and mining -- Great Britain -- Juvenile fiction 157 downloads
- Coal miners -- England -- Juvenile fiction 157 downloads
- Mining camps -- California -- History 155 downloads
- Tin mines and mining -- England -- Juvenile fiction 152 downloads
- Gold mines and mining -- Australia -- Western Australia 151 downloads
- Mineral waters 151 downloads
- United States. Bureau of Mines -- Juvenile fiction 149 downloads
- Mines and mineral resources -- South Africa 148 downloads
- Tin mines and mining -- Nigeria 146 downloads
