Soil Culture, by J. H. Walden 30975 [Link: http://www.gutenberg.org/3/0/9/7/30975 ] [Files: 30975.txt; 30975-8.txt; 30975-h.htm] Thanks to Steven Giacomelli and the Online Distributed Proofreading Team at http://www.pgdp.net (This file was produced from images produced by Core Historical Literature in Agriculture (CHLA), Cornell University) David