Explores nature and magnitude of extensions needed in order to use a library circulation control system as an online catalog, noting Margaret Mann's eight functions of a library catalog, authority control, cross references, correlating subjects, structure revision, adding access, terminal needs, and system reliability. Nine references are cited.…

The system specifications described have been adopted by the 19 California State University and Colleges Libraries for use with the CL Systems "Expanded Title Record" format. It is anticipated that these specifications will be tested at California State University, Chico, beginning midyear 1981. Should this pilot demonstration prove…

Discusses the Virginia Tech Library System (VTLS) which is currently in an intermediate step between a basic short-record circulation and finding system and a totally integrated library processing system that will incorporate circulation control, acquisitions, serials, and an online catalog. (CHC)

Describes "Maggie's Place," the library computer system of the Pikes Peak Library District, Colorado Springs, Colorado, noting its use as an electronic card catalog and community information file, accessibility by home users and library users, and terminal considerations. (EJS)

Briefly reviews history of library automation before discussing factors that libraries should consider before choosing to go online (collection size, machine-readable database, computer equipment, costs), and features of online catalogs (database organization, search features, authority files, display options). Information about selected online…

Discusses trends in computer technology and their use for library catalogs, noting the concept of bandwidth (describes quantity of information transmitted per given unit of time); computer hardware differences (micros, minis, maxis); distributed processing systems and databases; optical disk storage; networks; transmission media; and terminals.…

Reviews the questions and issues which must be addressed as libraries enter an age in which the development of online catalogs for library users is becoming more feasible. Viability of online catalogs, current activities in catalog development, variables involved in catalog design, and the potential of online systems are discussed. (JL)

This description of the functional characteristics of 20 online public catalogs in libraries in the United States notes their origin and scope, search methods, access points, search commands, record displays, user assistance, database and technical characteristics, and costs. Six references and illustrative material are provided. (EJS)

In 1981 and 1982, the Research Libraries Group (RLG) and four other organizations participated in a coordinated study of public online catalog users and nonusers. Standard, self-administered questionnaires were used to gather data from 8,094 users and 3,981 nonusers in 31 research, academic, community college, public, and governmental libraries…