Provides a chart showing differences (as of November 1979) in basic indexes for a number of databases that are available on two or more systems, such as DIALOG, ORBIT, and BRS. For each database, fields that are searched when a single unqualified search term is entered are listed. (Author/JD)

Second installment of directory published in four parts in "Database" (June and August) and "Online" (July and September) provides descriptions of 17 laserdisk products together with information on the producer, compatibility, type of laserdisk, search and retrieval software, interface with magnetic media, conditions of usage, price, and status.…

Clarifies the definition of hypertext by contrasting traditional database management systems and associative information management systems software. Relative strengths and weaknesses of each approach are discussed, and useful applications of hypertext on personal computers are described. A glossary and a directory of product information are…

Fourth installment of a directory published in four parts in "Database" (June and August) and "Online" (July and September) provides descriptions of 12 laserdisk products together with information on the producer, compatibility, type of laserdisk, search and retrieval software, interface with magnetic media, conditions of usage, price, and status.…

Detailed profiles and comparisons of European databanks being marketed in the United States include marketing strategies, subject content, number and types of databases offered, cost information, value added services, and more. Users' views of the viability, ease of use, and strengths and weaknesses of European databases are presented. (CLB)