Describes various methods of measuring information contained in a database or in a document collection. Economic worth or utility of information to the user is discussed, the value of data in decision making is considered, and an example comparing information in two library collections is presented. (41 references) (LRW)

Provides a methodology for evaluating title coverage of full-text periodical databases in relation to a library's print journal collection. Presents a pretest of that methodology along with a discussion of collection development principles for an effective evaluation of full-text databases. (Author)

Twenty-one libraries in Library Computer System participated in collection overlap study. Findings of random sample representing 1% of each collection indicate that high percentage of titles, 69.4%, occurred only once in network and that percentage of each library's collection unique to that library, ranged from 6.1% to 68.4%. (21 references) (EJS)

Argues that the analytical comparison of library collections to the people using those collections could provide insights related to library acquisition priorities and practices, and describes and illustrates a method for analyzing this relationship. A sidebar by Myra White describes an application of the results of such a study at California…

This investigation of utilization of machine-readable bibliographic records for government publications in online public access catalogs consists of a literature search, identification of applications of Government Printing Office (GPO) MARC tapes by bibliographic services and libraries, sampling GPO MARC test tape and profiling depository…

Includes six articles that discuss a digital library for astronomy; comparing evaluations of digital collection efforts; cross-organizational access management of Web-based resources; searching scientific bibliographic databases based on content-based relations between documents; semantics-sensitive retrieval for digital picture libraries; and…