Books on Amazon
Reference semantics/Lewis: was an attempt to answer the question: what kind of things are the meanings as constituents in a grammar? - it failed: contingent facts have been mixed up with meanings.
Die Identität von Körper und Geist Frankfurt 1989
Konventionen Berlin 1975
Philosophical Papers Bd I New York Oxford 1983
Philosophical Papers Bd II New York Oxford 1986
Cl. I. Lewis
Mind and the World Order: Outline of a Theory of Knowledge (Dover Books on Western Philosophy) 1991