00662cam a2200205 4500 377041404 TxAuBib 20170330120000.0 160323s2016||||||||||||||||||||||||eng|u 51538 Project Gutenberg PGUSA eng TxAuBib Adams, Andy. Brazilian Gold Mine Mystery [Gutenberg] : A Biff Brewster Mystery Adventure / Andy Adams. Project Gutenberg, 2016. Public domain in the USA. Text. Brazil -- Juvenile fiction. Gold mines and mining -- Juvenile fiction. Mystery fiction. http://www.gutenberg.org/ebooks/51538