5 links
Neopositivism: Linguistic Philosophy and Critical Rationalism
autodidactproject.org
A section from Andras Gedo's work Crisis Consciousness in Contemporary Philosophy.
PhilosophyPages: Logical Positivism
philosophypages.com
Concise survey of this school and the related doctrine of "ethical emotivism."
PhilSci Archive: Logical Positivism/Logical Empiricism
philsci-archive.pitt.edu
Collection of online papers in Microsoft Word format, with abstracts in HTML.