10.1184/R1/6492914.v1 Clark Glymour Clark Glymour Theoretical Realism and Theoretical Equivalence Carnegie Mellon University 1970 Philosophy 1970-01-01 00:00:00 Journal contribution https://kilthub.cmu.edu/articles/journal_contribution/Theoretical_Realism_and_Theoretical_Equivalence/6492914 Department of Philosophy technical report