 Peirce’s metaphysical view are intimately connected with his claim “that logic is the science of representations in general, whether mental or material” (Chronological Edition = CE 1.169) and with his stipulations concerning the structure and status of what he calls “representation”. In his early writings, while trying to answer the question as to the grounds of the objective validity of synthetic inferences (a question which he takes to be at the center of Kant’s theoretical philosophy), he develops a notion of representation according to which 