Describes the principles and methodology of Warsaw Clearinghouse activity and its specialized bibliographic service for collecting, processing, and disseminating information on thesauri and related topics. An information retrieval system TEKLA, designed to improve clearinghouse service, is discussed. (Author/BK)

This account of the Educational Resources Information Center (ERIC) provides information on its background and origin, and traces the development of the system from initial planning in 1962 through mid-1979. Although this is essentially an overview of the growth of the system, some of the more complex aspects of the ERIC story are included in the…