The Progress of the Marbling Art, by Josef Halfer 41241 [Subtitle: From Technical Scientific Principles] [Translator: Herman Dieck] [Link: http://www.gutenberg.org/4/1/2/4/41241 ] [Files: 41241.txt; 41241-8.txt; 41241-h.htm] Thanks to Walt Farrell, fh and the Online Distributed Proofreading Team at http://www.pgdp.net Regards, Al