Subjects: mining (sorted by popularity)
- Mineral waters -- Germany -- Nassau (Duchy) 78 downloads
- Gold mines and mining -- Australia -- Western Australia 77 downloads
- Mines (Military explosives) -- Juvenile fiction 77 downloads
- Gold mines and mining -- Australia -- Croydon (Qld.) 77 downloads
- Mineral waters -- England -- Harrogate -- Early works to 1800 76 downloads
- Silver mines and mining -- Juvenile fiction 74 downloads
- Coal mines and mining -- Pennsylvania -- Fiction 74 downloads
- Mining claims -- Juvenile fiction 74 downloads
- Silver mines and mining -- Nevada -- History 74 downloads
- Coal miners -- England -- Juvenile fiction 73 downloads
- Submarine mines 73 downloads
- Coal mines and mining -- Great Britain -- Juvenile fiction 73 downloads
- Diamond mines and mining -- South Africa -- Kimberley -- Fiction 73 downloads
- Gold mines and mining -- Yukon -- Fiction 69 downloads
- Mines and mineral resources -- South Africa 68 downloads
- Gold mines and mining -- Australia -- Ballarat (Vic.) -- Fiction 68 downloads
- Mining camps -- Juvenile fiction 68 downloads
- Gold mines and mining -- California 67 downloads
- American Consolidated Mines Company 67 downloads
- Mines and mineral resources -- New Mexico -- Taos County 67 downloads
- Gold mines and mining -- California -- Juvenile fiction 66 downloads
- Tin mines and mining -- England -- Juvenile fiction 65 downloads
- Alaska Gold Mines Company 63 downloads
- Coal mines and mining -- Drama 62 downloads
- Silver mines and mining -- Colorado 60 downloads