The on-line union list currently being developed by the University of Pittsburgh and libraries of the Pittsburgh Regional Library Center is described, including information on present procedures, future plans, and format for local data records agreed upon with OCLC. (Author/KP)

A regionally organized program for serials bibliography is proposed because of the large volume of complex data needing control and the many purposes to which the data can be put in support of regional or local needs. (2 references) (Author)

Describes a three-year plan and a system study designed to produce a computerized union catalog and an in-process file for both the Library of Congress Division for the Blind and Physically Handicapped and a network of almost 200 libraries throughout the nation. (Author/PF)

This paper describes development of a MARC serials format union catalog of serials called the Minnesota Union List of Serials (MULS). (2 references) (Author)

A union catalog of 1,100,000 books on computer output microfiche (COM) in twenty-one Louisiana libraries is described. The computer programs, the data bank, and output are described. Also described are the statistical tabulations which are a by-product of the system and which provide a rich source for analysis. (8 references) (Author)

Reports the results of a study performed to determine preferred and effective usage of search keys utilized by OCLC users. The study used the research library facilities of Ohio State University to examine information retrieval behavior for acquisitions and cataloging information. (RAA)