This Proceedings contains 53 of the 67 papers reviewed and selected by the Organizing/Reviewing Committee for presentation at the National Online Meeting, 1999. The volume begins with the introductory presentation by the Program Chairman, Martha E. Williams, "Highlights of the Online Database Industry and the Internet 1999." The balance of the papers is arranged alphabetically by the primary author's last name and covers a wide range of topics including: online search-and-retrieval; electronic journals versus print journals; search engine censorship; GIS applications in competitive intelligence; user expectations, satisfaction, behavior and loyalty in the Millennium library; distributed learning; protecting online intellectual assets; risks and opportunities for information professionals; Corporate ResourceNet; customer-driven interfaces; cooperative development of a digital library; managing reproductions and permissions for digital images; digital library architectures; information winnowing; copyright management in cyberspace; how XML will affect content, knowledge management, and information professionals; modeling the reference process online; the Lindesmith Center Web site; search engines for Chinese information retrieval; no-cost digital library; a bursar interface; knowledge management tools; trends in domestic demographic and business data on the Internet; cross-database searching with term mapping from multiple thesauri; competitive intelligence on the Internet; automatic organization of electronic documents; impact of electronic publishing/electronic journals on libraries; building an XML and Web-based document retrieval system; visitations to a digital library Web site; a Web-based online course model; libraries and online products; current and future status of intelligence; metadata; protecting and using intellectual property; publishing online; courseware development tools; Excel 97; treating the "Techno-Stressed"; Y2K; Wizards as a seamless interface for queries; the Web prepares for the third millennium; the learning intranet; linguistic inference; relevance judgments by end-users; evaluating U.S. business Web sites in Eastern European emerging markets; simultaneous usage of online databases in academic and public libraries; free Web access for identification of traditionally published information; metadata for moving image documents; comparison of environmental databases; new copyright laws; the TopClass experience in distance education; and Web browsing. Titles of presentations at the meeting for which text does not appear in the proceedings are listed. Includes an index. (AEF)