This examination of the problems and opportunities of system organization from the viewpoint of public libraries provides a perspective on the growth of library networks, their administration, and the pressures that opposed their development in the 1970's. It identifies the requirements for their further development, and looks at the need for new…

The Public Access Library System (PALS), a two-way cable television system for the delivery of community information, was developed by the staff of the Pasadena Public Library working with a consultant under a 1-year Library Services and Construction Act (LSCA) grant. The objectives of the project were to: (1) identify six potential databases that…

Describes PLEXUS, an expert system for information retrieval related to gardening, designed at the University of London for use in public libraries. Focusing on the semantic problems encountered, methods used in artificial intelligence and information science to resolve them are discussed, including classification and facet analysis. (Author/LRW)