00593cam a2200193 4500 91696046 TxAuBib 20061207120000.0 040908s2004||||||||||||||||||||||||eng|u 13399 Project Gutenberg PGUSA eng TxAuBib Scientific American Supplement, No. 530, February 27, 1886 [Gutenberg] / by Various. Project Gutenberg, 2004. Project Gutenberg. Freely available. Electronic text. Science -- Periodicals. http://www.gutenberg.org/license Rights TXTLL