-
By: Cowan, Frank T. (Franklin Thomas), - Shipman, H. J. (Horace Jennings),Edition:Publication info: Washington, D.C, U.S. Dept. of Agriculture, 1940Volume: no.575Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections:
-
By: Parker, J. R. - Cowan, Frank T. (Franklin Thomas), - United States. Bureau of Entomology and Plant Quarantine.Edition: Rev. [ed.].Publication info: [Washington, D.C.], G.P.O, 1953Volume: PA-149Series:Holding Institution: U.S. Department of Agriculture, National Agricultural LibrarySubjects:BHL Collections: