00639cam a2200193 4500 377029050 TxAuBib 20170330120000.0 140411s2014||||||||||||||||||||||||eng|u 45361 Project Gutenberg PGUSA eng TxAuBib Youmans, William Jay. Appletons' Popular Science Monthly, July 1899 [Gutenberg] : Volume LV, No. 3, July 1899 / William Jay Youmans. Project Gutenberg, 2014. Public domain in the USA. Text. Technology -- Periodicals. Science -- Periodicals. http://www.gutenberg.org/ebooks/45361