The Commens Dictionary
Quote from ‘On the System of Existential Graphs Considered as an Instrument for the Investigation of Logic’
…we may as well consider Logic as the Science of the Nature of Signs, Semeiotic.
MS [R] 499(s)
‘Logic’ (pub. 24.08.17-14:10). 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-system-existential-graphs-considered-instrument-investigation-logic-16.