Charles S. Peirce Studies  
   Web site devoted to the life and works of C. S. Peirce.
   http://www.peirce.org/

Peirce's Logic  
   Entry from the Stanford Encyclopedia.
   http://plato.stanford.edu/entries/peirce-logic/

Charles S. Peirce  
   Biography from the MacTutor History of Mathematics archive.
   http://www-groups.dcs.st-and.ac.uk:80/~history/Mathematicians/Peirce_Charles.html

Institute for Studies in Pragmaticism  
   Center for research on the life and works of Charles Sanders Peirce.
   http://www.pragmaticism.net/

Charles Sanders Peirce  
   Discusses the scientist's interest in infinite sets, probability theory, two distinct kinds of induction and other topics. Includes a brief biography. Entry from the Stanford Encyclopedia by Robert Burch.
   http://plato.stanford.edu/entries/peirce/

Is Peirce a Phenomenologist?  
   An article by Joseph Ransdell, arguing that Peirce build a phenomenology alternative to Husserlian and post-Husserlian phenomenological approaches.
   http://members.door.net/arisbe/menu/library/aboutcsp/ransdell/phenom.htm

Transactions of the Charles S. Peirce Society  
   Journal specializing in the history of American philosophy. Includes list of editors, table of contents and subscription information.
   http://www.peircesociety.org/transactions.html

Charles Sanders Peirce by PhilosophyProfessor  
   Life, studies and philosophies of Charles Sanders Peirce.
   http://www.philosophyprofessor.com/philosophers/charles-sanders-peirce.html