The Commens Dictionary
Quote from ‘Miscellaneous Fragments [R]’
Logic is […] synonymous with semeiotic, the pure theory of signs in general.
MS [R] S104:23
‘Logic’ (pub. 27.08.15-00:42). 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-miscellaneous-fragments-r-4.