31 Oct
2010
31 Oct
'10
4 p.m.
Optical Projection, by Lewis Wright and Russell S Wright 33899 [Subtitle: Part 1: Projection of Lantern Slides] [Link: http://www.gutenberg.org/3/3/8/9/33899 ] [Files: 33899.txt; 33899-8.txt; 33899-h.htm] Thanks to Chris Curnow, Keith Edkins and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images generously made available by The Internet Archive) Chuck
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Chuck Greif