00591cam a2200193 4500 377028902 TxAuBib 20170330120000.0 140401s2014||||||||||||||||||||||||eng|u 45287 Project Gutenberg PGUSA eng TxAuBib Bramble, Charles A. The A B C of Mining [Gutenberg] : A Handbook for Prospectors / Charles A. Bramble. Project Gutenberg, 2014. Public domain in the USA. Text. Mining engineering. Prospecting. http://www.gutenberg.org/ebooks/45287