Gives an overview of MEDLARS II as an example of a major bibliographic processing system that supports on-line access to a number of very large files, has efficient throughput, and is operated on a single large-scale computer. (Author/PF)

Examines design functions of present file organizations in the context of available data storage devices and identifies current developmental trends. (Author/RAA)

The background and functional capabilities of Stanford's library automation system and the hardware environment in which it operates are described. Prospects for extending BALLOTS to network use are summarized. (Author/PF)

Presents the design procedures, bibliographic system, file structures, acquisitions and circulation systems, functional implementation, and future development of the Managing Resources for University Libraries (MARVEL) data base at the University of Georgia Libraries, which accepts MARC input from OCLC and Library of Congress (LC) MARC tapes. (CWM)