Biodiversity Heritage Library
By "Nefflen, John. "
A method of increasing the yield of the milch-cow, by selecting the proper animals for the dairy; according to Guenon's discovery. Improved and simplified as classified and arranged by John Nefflen.
By: Nefflen, John. - Guènon, Francois,
Publication info: Philadelphia,C.B. Rogers,1853.
Contributed by: Library of Congress
BHL Collections: Library of Congress