01042cam a22002891a 4500 agr41000391 DLC 20260227111000.0 770806s1941 dcuaf f000 0 eng c agr41000391 (OCoLC)3165436 U. S. Dept. of agr. Library OC DNAL DLC premarc n-usc-- SB945.L7 S53 1 Ag84Te no.774 F821 Shotwell, R. L. (Robert Leslie) Life histories and habits of some grasshoppers of economic importance on the Great plains / by Robert L. Shotwell. Washington : U.S. Dept. of Agriculture, 1941. 48 p., [10] p. of plates : ill. ; 23 cm. Technical bulletin / United States Department of Agriculture ; no. 774 Cover title. Contribution from Bureau of Entomology and Plant Quarantine. Locusts. Technical bulletin (United States. Department of Agriculture) ; no. 774. 10122 10122