Reviews the types of information and referral operations that serve the needs of the handicapped, lists selected publications on information for the disabled, and identifies national directories of services and resources for the physically impaired. (FM)

Since users' needs are never static, librarians must continuously evaluate existing services and make appropriate modifications or innovations--or else the role of the library will diminish and eventually be eliminated. (Author)

Suggests standards designed to guide potential database users through a systematic evaluation process to choose database appropriate for particular application. Comparison standards are provided for database content (scope, completeness, source coverage, selection/evaluation, redundancy, references); database systems (documentation, accessibility,…

Reviews the various techniques and methods employed to measure user preferences with respect to the provision of particular library services. The ranking of user preferences, direct judgment methods of measurement, tradeoff analysis, and conjoint analysis are among the topics discussed. A reference list is included. (JL)

This introduction to online numeric database systems describes the types of databases associated with such systems, shows the major functions which they can perform (retrieval, analysis, display), and identifies the major characteristics of user interfaces. Examples of numeric database use are appended. (EJS)

Presents a framework for measuring the value of information from three perspectives--the reader of information, the organization or funder, and society--which is based on use studies of the Energy Data Base by Department of Energy researchers. (CLB)