Describes an experiment that tested the effects of a vertical versus a horizontal arrangement of brief structured text entries on know-item search time. The results discussed include the effects of the searcher's age and entry arrangement on search times, and subjects' judgments on the ease of use of the entry arrangements. (Author/CLB)

Describes the National Agricultural Library's microcomputer-based expert system, which is designed to help users obtain answers to simple reference questions. Building of the system and its linking to external programs and systems are explained, and building of a total information system is proposed. Samples of the program are provided. (CDD)

This article studies the performance of online catalog user queries involving personal names and recommends system improvements based on the results. It examines various personal name queries, the construction of bibliographic data, and subject headings. Testing done on an experimental online catalog found search tree designs to reduce system…

Presents an evaluation of the OnLine at PA Libraries (1996-97) Internet-based information services and resources project for Pennsylvania residents. The project provided a statewide demonstration to improve public library services; connect public libraries to the Internet; provide a range of new services and resources to their communities; and…