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Start Over Subjects Public Policy ✖Remove constraint Subjects: Public Policy Titles The relation of scientific method to social progress: an address delivered before the Philosophical Society of Washington, December 4th, 1880 ✖Remove constraint Titles: The relation of scientific method to social progress: an address delivered before the Philosophical Society of Washington, December 4th, 1880 Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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