The Commens Dictionary
Quote from ‘Cambridge Lectures on Reasoning and the Logic of Things: Types of Reasoning’
…a leading principle of maximum abstractness may be termed a logical principle.
‘Logical Principle’ (pub. 23.03.18-14:39). 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-cambridge-lectures-reasoning-and-logic-things-types-reasoning-3.