See Collected Papers, v. 1, paragraph 34, Eprint (in "The Spirit of Scholasticism"), where Peirce attributes the success of modern science not so much to a novel interest in verification as to the improvement of verification.
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Brian Leiter, "The last poll about philosophers for awhile--I promise!" [1] (March 7, 2009) and "So who *is* the most important philosopher of the past 200 years?" [2] (March 11, 2009), Leiter Reports: A Philosophy Blog.
See Collected Papers, v. 1, paragraph 34, Eprint (in "The Spirit of Scholasticism"), where Peirce attributes the success of modern science not so much to a novel interest in verification as to the improvement of verification.
See "Pragmatism (Editor [3])", c. 1906, especially the portion published in Collected Papers v. 5 (1934), paragraphs 11-12.