De Vries, Arnold
Original publication date: 1958
Original publisher: Chicago: Chandler Book Company
Publication status: Out of print
A well written review of all previous knowledge ranging from Albert Howard to Price to Albrecht, Borsodi, etc. The numerous typographical errors in the original amateurish printing have not been fixed. Thanks to Peter Schwarz of N.S.W. for the lend of this book.
File size: under 200 kb
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