A program is described which identifies functional group interconversion reactions, hydrogenations, and dehydrogenations in a data base containing structures encoded as Wiswesser Line Notations. Production of the data base is briefly described. (17 references) (Authors)

An analysis of the literature on music and musicology by subject and bibliographic form and by language and country of origin is presented. Document titles were found to be relatively informative and a titles index is suggested as a possibility in view of RILM Abstract's tardiness. (6 references) (Author/NH)

The ideal information system would instantly connect knowledge producers with knowledge users. Clearinghouses in the ERIC network are both processors of educational literature and publishers of a variety of research analysis products. These dual functions of the clearinghouses, together with ERIC's index catalogs and document reproduction…

The system is also applicable to teaching the use of other specialized searching tools. (4 references) (Author)

This paper describes an application of Keyword-in-Context/Keyword-Out-of-Context programs to index masters' theses and doctoral dissertations at the Catholic University of America. (Author/MF)

The last in a series of five papers, the author concludes that only three characteristics of indexing seem to be capable of being compared quantitatively. These are breadth of vocabulary, depth of indexing, and the use of see and see also references. (AB)

The Royal Society Catalogue of Scientific Papers is investigated in terms of its coverage of American science journals and American scientists. The journals indexed by the catalogue are compared to other standard lists of journals from the nineteenth century. (Author)

A description and listing of the indexes and services of the National Education Center for Educational Media (NICEM), a joint venture of the University of Southern California and McGraw-Hill Book Company to store, in computerized form, current and comprehensive data on all levels on non-book educational media. (AB)

The Index allows both forward and retrospective searching and is easy to compile and manipulate by machine. (AB)

Two indexes in the social sciences are discussed. Both indexes were begun on the basis of a review of existing class cards and undergo continual revision and expansion. (Author/NH)

Survey to determine impact of online availability on subscriptions to printed publications found 2-5 percent annual attrition in subscriptions to printed publications over past five years is not related solely or primarily to availability of online databases, and evolution of online databases and printed publications as separate entities is…

This directory of American bibliographic publications and services is an expansion of the United States' 1980 contribution to UNESCO's annual Supplement on Bibliographic Services Throughout the World. It lists items which began or ceased publication during 1980, as well as some items not on hand during the preparation of earlier lists. (JL)