Biodiversity Heritage Library
By "Fippin, Elmer Otterbein, 1879-1949"
The principles of soil management, by T. Lyttleton Lyon, PH.D. and Elmer O. Fippin.
By: Lyon, T. L. - Fippin, Elmer Otterbein,
Publication info: London,The Macmillan company,1909.
Contributed by: Library of Congress
BHL Collections: Library of Congress