County portraits of Oregon and Northern California / Wendy J. McGinnis, Richard H. Phillips, and Kent P. Connaughton.Wendy McGinnis1996
County portraits of Washington State / Wendy J. McGinnis, Richard H. Phillips, Terry L. Raettig, and Kent P. Connaughton.Wendy J McGinnis, Pacific Northwest Research Station (Portland, Or)1997
Impact of the Douglas-fir tussock moth on forest recreation in the Blue Mountains / Kent B. Downing, Phillip B. Delucchi, William R. Williams.Kent. Downing1977