Describes the functions of the National Zoological Park Branch of the Smithsonian Institution Libraries, which is dedicated to supporting the special information needs of the zoo. Topics covered include the library's history, collection, programs, services, future plans, and relations with other zoo libraries. (two references) (Author/CLB)

Reports the methodology and results of a study which explored the potential of three approaches to sampling the Australian Bibliographic Network (ABN) database files for determining collection overlap among Australian libraries. (Author/CLB)

Developed at the beginning of the decade to serve as a union catalog for identifying the holdings in all University of California (UC) libraries, the MELVYL online catalog as of October 1989 contained 10 million holdings for over 5 million monographic titles of print and nonprint materials, and more than 1.2 million periodicals holdings which…

A distributed union catalog is a network of bibliographic systems that cooperate to enable their users to discover sites that hold copies of known items. Some participating systems will be traditional union catalogs, others will be single sites with comprehensive collections, and others will be local or regional resource sharing systems. A…

The virtual Canadian union catalog (vCuc) project is a project among Canadian libraries to use Z39.50 (an information protocol standard) for searching distributed individual library catalogs and union catalogs. This paper summarizes the major technical, vendor, bibliographic data, and administrative issues that must be resolved before the…