The Knapp method of growing cotton Mercier, W. B. (William Benjamin), 1868- creator Savely, Harvey E. contributor text book Garden City, New York Doubleday, Page & company 1913 1913
print
ENG Plates printed on both sides. 1833-1911 Cotton growing Knapp, Seaman Asahel, United States SB249 .M4 https://www.biodiversitylibrary.org/bibliography/21576 2472595 13021761 10.5962/bhl.title.21576 DLC