The Commens Dictionary
Quote from ‘Chap. XI. On Logical Breadth and Depth’
…Logic is the study of the laws of signs so far as these denote things – those laws of signs which determine what things they denote and what they do not…
‘Logic’ (pub. 28.11.15-10:44). Quote in M. Bergman & S. Paavola (Eds.), The Commens Dictionary: Peirce's Terms in His Own Words. New Edition. Retrieved from http://www.commens.org/dictionary/entry/quote-chap-xi-logical-breadth-and-depth.