00671cam a22001813a 450000100060000000300060000600500170001200800410002904000150007004200070008510000160009224502310010826000290033950600300036851600200039883000290041885600420044738866PGUSA20140828083846.0120213s2012||||xxu|||||s|||||000 | eng d  aPGUSAbeng  adc1 aWerge, John14aThe Evolution of Photography :bWith a Chronological Record of Discoveries, Inventions, etc., Contributions to Photographic Literature, and Personal Reminescences Extending over Forty Yearsh[electronic resource] /cJohn Werge  bProject Gutenberg,c2012  aPublic domain in the USA.  aElectronic text 0aProject Gutenbergv3886640uhttp://www.gutenberg.org/ebooks/38866