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  1. Class book of economic entomology, with special reference to the economic insects of the northern United States and Canada, by William Lochhead ... with 257 illustrations.
    By: Lochhead, William,
    Publication info: Philadelphia :Blakiston,[c1919]
    Contributed by: University of British Columbia Library (archive.org)
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  2. An introduction to heredity and genetics; a study of the modern biological laws and theories relating animal & plant breeding.
    By: Lochhead, William,
    Publication info: [N.p.][pref. 1920]
    Contributed by: Gerstein - University of Toronto (archive.org)
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  3. The San José and other scale insects prepared for the use of fruit growers and scale inspectors / by Wm. Lochhead.
    By: Lochhead, William, - Ontario.
    Publication info: [Toronto? :s.n.],1900
    Contributed by: Canadiana.org (archive.org)
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  4. Some common Ontario weeds
    By: Harrison, F. C. - Lochhead, William, - Ontario Agricultural College.
    Edition: 3rd ed., rev.
    Publication info: Toronto :Ontario Agricultural College,[1906]
    Contributed by: Canadiana.org (archive.org)
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  5. A synopsis of economic entomology
    By: Lochhead, William,
    Publication info: Canada? :s.n.,1919?
    Contributed by: Canadiana.org (archive.org)
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  6. Weeds of Ontario
    By: Howitt, J. E. - Harrison, F. C. - Lochhead, William, - Ontario.
    Publication info: Toronto :L.K. Cameron,1911.
    Contributed by: Canadiana.org (archive.org)
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  7. Weeds of Ontario
    By: Howitt, J. E. - Harrison, F. C. - Lochhead, William, - Ontario Agricultural College.
    Edition: Rev. ed.
    Publication info: [Toronto :Dept. of Agriculture],1916.
    Contributed by: Canadiana.org (archive.org)
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