The Commens Dictionary
Quote from ‘Reason's Conscience: A Practical Treatise on the Theory of Discovery; Wherein logic is conceived as Semeiotic’
Practical Science, or the theory of the arts, is that science which is selected, arranged, and further investigated in details as a guide to the practice of an art.
‘Practical Science’ (pub. 19.05.15-18:51). 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-reasons-conscience-practical-treatise-theory-discovery-wherein-logic-1.