1. Abstract of report of aerial spray operations in the continental United States in 1946 Publication: [Washington, D.C.] : National Research Council, April 1, 1947 Subject(s): Pest Control -- methodsAircraft
2. Control of insects, rodents, and other vermin: a guide for post engineers Author(s): United States. War Department, author. Publication: Washington : U.S. Government Printing Office, 1943 Subject(s): Pest Control -- methodsInsecticidesUnited States