00619cam a2200205 4500 100325102 TxAuBib 20070420120000.0 080306s2008||||||||||||||||||||||||eng|u 24762 Project Gutenberg PGUSA eng TxAuBib Tappan, Eva March. Diggers in the Earth [Gutenberg] / by Eva March, 1854-1930 Tappan. Project Gutenberg, 2008. Project Gutenberg. Freely available. Electronic text. Mines and mineral resources. Readers. http://www.gutenberg.org/license Rights