Powell, B., & Ashmolean Society. (1849). On necessary and contingent truth: Considered in regard to some primary principles of mathematical and mechanical science. Printed by T. Combe for the Ashmolean Society.
MLA CitationPowell, Baden, and Ashmolean Society. On Necessary and Contingent Truth: Considered in Regard to Some Primary Principles of Mathematical and Mechanical Science. Printed by T. Combe for the Ashmolean Society, 1849.
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