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Start Over Subjects United States ✖Remove constraint Subjects: United States Titles The greatest service of all!: protecting the health of the nation for generations ✖Remove constraint Titles: The greatest service of all!: protecting the health of the nation for generations Genre Advertisements ✖Remove constraint Genre: Advertisements Dates by Range 1950-1999 ✖Remove constraint Dates by Range: 1950-1999 Dates by Range 1900-1949 ✖Remove constraint Dates by Range: 1900-1949

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  • The greatest service of all!: protecting the health of the nation for generations1