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1969
Duffy, P. J. B., & Nemeth Z. (1969).  A forest land capability classification for the east slopes area, Alberta. Internal Report A-X-20, 19.
Duffy, P. J. B., & Nemeth Z. (1969).  A preliminary study of land systems in the L-3 management unit, Lac La Biche Forest, Alberta : Project A-81. Internal Report A-18, 18.
1967
Knight, H., & Duffy P. J. B. (1967).  A forest land capability classification for the Marsh Head Demonstration area, Whitecourt Forest, Alberta. Information Report A-X-10, 20.
Duffy, P. J. B., & Nemeth Z. (1967).  Plantations of white spruce under aspen on different soils mixedwood section, Alberta, The Athabasca plantations. Establishment report 1966 : Project A83. Internal Rep. A-7, 20.
1965
Duffy, P. J. B. (1965).  A forest classification for the mixedwood section of Alberta . Bulletin No. 1128, 23.
Duffy, P. J. B. (1965).  A forest land classification for the mixedwood section of Alberta. Publication No. 1128,
1964
Duffy, P. J. B. (1964).  Relationships between site factors and growth of lodgepole pine (Pinus contorta Dougl. var. Latifolia Engelm.) in the foothills section of Alberta. Publication No. 1065, 58.
Duffy, P. J. B. (1964).  A proposed forest land classification for the mixedwood section of Alberta. Publication 64-A-16, 44.
1963
Duffy, P. J. B. (1963).  Plantations of white spruce under aspen on different soils, Foothills Section, Alberta. Establishment report . Project A-83, 31.
Duffy, P. J. B. (1963).  Soil moisture characteristics of two Bisequa grey wooded soils in west-central Alberta. 9.
1962
Duffy, P. J. B., & Meyer M. P. (1962).  A preliminary study of aerial volume table construction for lodgepole pine in west-central Alberta. 38(2), 212-218.
Duffy, P. J. B. (1962).  The use of soil survey reports in the appraisal of forest land productivity in Alberta. 38(2), 208-211.
1960
Duffy, P. J. B. (1960).  An evaluation of forest site in the mixedwood section of Alberta. 3.

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