[posted] Posted (#52378, Wilkinson) !

[David Widger]

Photo-engraving, by W. T. Wilkinson                                      52378
  [Full title: Photo-engraving, Photo-etching and Photo-lithography in
                Line and Half-tone]
  [Subtitle: Also Collotype and Heliotype]
  [Editor: Edward L. Wilson]
  [Link: http://www.gutenberg.org/5/2/3/7/52378 ]
  [Files: 52378-0.txt; 52378-h.htm]

Thanks to Chris Curnow, RichardW, and the Online
Distributed Proofreading Team at http://www.pgdp.net (This
file was produced from images generously made available
by The Internet Archive)



David