Western forest insects - Furniss, Robert Livingston, b.1908; Carolin, Valentine M, b.1918; Keen, Frederick Paul, b.1890. (Forest Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off, Washington : U.S. Dept. of Agriculture, 1979)
'Supersedes Insect enemies of western forests by F. P. Keen , Miscellaneous publication no. 273.'
Includes bibliographies and indexes
Keywords: Forest insects -- Identification -- The West; Trees -- Diseases and pests -- Identification -- The West