00662cam a2200205 4500 377762718 TxAuBib 20170331120000.0 141123s2014||||||||||||||||||||||||eng|u 47436 Project Gutenberg PGUSA eng TxAuBib The American Journal of Science and Arts, Volume 50 (First Series) [Gutenberg] : General Index to Forty-Nine Volumes / Various. Project Gutenberg, 2014. Public domain in the USA. Text. Geology -- Periodicals. Indexes. Science -- Periodicals. http://www.gutenberg.org/ebooks/47436 TXTLL