1. The ratproofing of new ships Author(s): Clark, Philip W., author Publication: Washington : United States Government Printing Office, 1939 Subject(s): Rodent Control -- methodsShipsSanitation
2. Keep 'em out Publication: [Washington, DC] : The Service, [1942] Subject(s): Communicable Disease ControlFood Contamination -- prevention & controlMuridaeRodent Control -- methods