An environmental library system (ELS) for the United States Department of Housing and Urban Development has been developed and installed in six HUD offices to bring together all nationwide and local environmental source materials in an information system with comprehensive cataloging and computer-assisted access. The accompanying manuals…

Database usage from a random sample of academic and public libraries in the United States and Canada reveals patterns of use in selected types of libraries. Nine tables present usage statistics. Factors that influence database use are briefly discussed. (AEF)

Presents results of a survey of ARL (Association of Research Libraries) members in the United States and Canada that was conducted to discover which electronic reference options are offered and their impact on library services. Online mediated searching, CD-ROM, end-user searching, and local databases are investigated. (nine references) (LRW)