Speculates on unanticipated effects brought about by the application of online sytems and databases to library services. Concern is voiced about the development of a technological library elite, the growth of research dependency, the limiting of the availability of books and journals, and the narrowing of serendipity in research. (RAA)

Presents MARC database statistics for use in planning and processing files, selection of subsets, and estimating file growth rates. Statistics are provided on record length, field tag occurrence, data element length per field tag, and distribution of records by Dewey Decimal Division and Library of Congress class code. (Author/RAA)