Dictionary of Philosophy of Mind: Putnam, Hilary: Concise entry by Tadeusz Zawidzki.
Hilary Putnam: Portal devoted to the thinker. Includes biography, bibliography, texts, articles, and reviews.
Hilary Putnam Bibliography: A comprehensive bibliography of the writings of Hilary Putnam, a 20th century American philosopher
Hilary Putnam: Pragmatism and Realism: Gabor Forrai reviews this book edited by James Conant adn Urszula M. Zeglen. From Notre Dame Philosophical Reviews.
Internal Realism: Transcendental Idealism?: A 1988 paper by Curtis Brown, published in Midwest Studies in Philosophy. Considers the philosophical place of Putnam's "internal realist" doctrine.
Putnam on Synonymity and Belief: A 1955 critical note by Wilfrid Sellars on a Putnam's 1954 paper "Synonymity and the Analysis of Belief Sentences."