Subjects: mining
- Tin mines and mining -- Nigeria 293 downloads
- Mines (Military explosives) -- Juvenile fiction 287 downloads
- Mineral waters -- England 286 downloads
- Mineral resources conservation -- United States 284 downloads
- Gold mines and mining -- Colorado -- Pikes Peak Region -- History -- 19th century 282 downloads
- Mines and mineral resources -- Laos 272 downloads
- Mines and mineral resources -- Thailand 272 downloads
- Miners in art 271 downloads
- Mines and mineral resources in art 271 downloads
- Copper mines and mining -- Fiction 267 downloads
- Gold miners -- Canada, Western -- Fiction 266 downloads
- Gold mines and mining -- Drama 260 downloads
- Miners -- Poetry 257 downloads
- Submarine mines -- Handbooks, manuals, etc. 256 downloads
- Emerald mines and mining -- Juvenile fiction 256 downloads
- Mining claims -- Juvenile fiction 253 downloads
- Tin mines and mining -- England -- Juvenile fiction 252 downloads
- Mines and mineral resources -- Ontario 249 downloads
- Mining camps -- California -- History 248 downloads
- Gold mines and mining -- Australia -- Victoria 242 downloads
- Gold miners -- Australia -- Ballarat (Vic.) -- Social conditions -- 19th century 239 downloads
- Gold mines and mining -- Australia -- Ballarat (Vic.) -- History -- 19th century 239 downloads
- Miners -- Diseases 234 downloads
- Miners' phthisis 234 downloads
- Coal miners -- Diseases 234 downloads
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