The Metropolitan Cooperative Library System in California is a group of 17 autonomous community libraries which have joined together to provide better services to their patrons. This survey of the reference resources and services of the system was conducted by personal interviews at each of the member libraries. The focus is upon reader oriented…

An outline is presented for a digital computer simulation model for an information network for the State of California. The methodology of simulation is discussed initially. The problems presented by the very large size of the system, in terms of materials, users, communication connections are depicted, and solutions are suggested which permit…

To explain why member libraries were failing to fill interlibrary loan requests, this study surveyed 26 public, school, community college, university, and special libraries throughout the Cooperative Information Network (CIN). The study was designed to discover: which libraries were chosen for loans, how soon patrons wanted loan information, how…