Housefly control.
Bishopp, F. C. 1884-1970.
Housefly control. [By F.C. Bishop ... - Washington, U.S. Govt. Print. Off., 1939] - 1 p. l., 6 p. illus. 24 cm. - U.S. Dept. of agriculture. Leaflet no. 182 .
Contribution from Bureau of entomology and plant quarantine.
agr39000518
Flies.
RC117.F6 / B5
Housefly control. [By F.C. Bishop ... - Washington, U.S. Govt. Print. Off., 1939] - 1 p. l., 6 p. illus. 24 cm. - U.S. Dept. of agriculture. Leaflet no. 182 .
Contribution from Bureau of entomology and plant quarantine.
agr39000518
Flies.
RC117.F6 / B5