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By "Lochhead, William, 1864- [fr"
Class book of economic entomology,
By: Lochhead, William,
Publication info: Philadelphia,P. Blakiston's son & co.[c1919]
Contributed by: Library of Congress
BHL Collections: Library of Congress
Peas and the pea weevil
By: Zavitz, C. A. - Lochhead, William, - Ontario Agricultural College.
Publication info: Toronto :L.K. Cameron,1903.
Contributed by: Canadiana.org (archive.org)