00707cam a22002053a 450000100060000000300060000600500170001200800410002904000150007004200070008505000060009224501960009826000290029450600300032351600200035365300270037365300300040083000290043085600420045919180PGUSA20140828083415.0060905s2006||||xxu|||||s|||||000 | eng d  aPGUSAbeng  adc 4aT10aScientific American, Volume XXIV., No. 12, March 18, 1871 :bA Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures.h[electronic resource] /cVarious  bProject Gutenberg,c2006  aPublic domain in the USA.  aElectronic text  aScience -- Periodicals  aTechnology -- Periodicals 0aProject Gutenbergv1918040uhttp://www.gutenberg.org/ebooks/19180