Discussion of online help systems in online public access catalogs (OPACs) focuses on a study that evaluated the online help system for the NOTIS (Northwestern Online Total Integrated System) OPAC. Features of the system reviewed include online functions; training features; general interface features; access points; and message content and display…

Discussion of indexing focuses on the possibilities of fully automated indexing. Topics discussed include controlled indexing languages such as subject heading lists and thesauri, free indexing languages, natural indexing languages, computer-aided indexing, expert systems, and the need for greater creativity to further advance automated indexing.…

Discusses the application and use of a microcomputer-assisted reference statistics procedure which allows for customized programs to be designed and determined by local, unique research objectives, service demands, and the ultimate use of the recorded data. A literature review of the development and use of reference statistics is included. (EM)