The TSS (Topological Screens System) for substructure search was applied to the CAS Registry file making it searchable on-line. The TSS screens and the use of the screen indexes are described. Statistics on screen assignment are provided, and the strengths and weaknesses of the system are discussed. (Author/NH)

For the reference librarian, who has more to work with than ever before, a review of purposes and uses of general and specialized dictionaries, bibliographies, and indexes. (JS)

The procedures used to produce the index to volume 20 (1969) of American Documentation are described to demonstrate a system for computer-assisted indexing and bibliographic production developed at the Columbia University School of Library Science. The system is demonstrated to be economic in comparison to currently used manual methods. (Author/MF)

Lecture given before the Annual Conference and Course on Reading (23d, University of Pittsburgh, Pittsburgh, Pa., July 10-21, 1967).

Argues that the major forces related to economic factors that effect the future of secondary services are growth of primary literature and expansion of secondary products; migration of use from print products to tape products; new technology and impact on production of products and services; and redefinition of user as end user. (EJS)

Results of workshops focusing on the indexing process conducted by Aslib Informatics Group and its predecessor the Co-ordinate Indexing Group are reported, noting seminars held in 1977, 1978, 1980, and 1981. Indexing techniques and subject words chosen for journal articles are appended. (EJS)

The nature of criminal justice as a discipline and types of statistics it requires are discussed. Also included are descriptions of bibliographic sources of criminal justice statistics literature (criticizing methods used in gathering and presenting data and reporting statistics) and reference sources to primary sources of statistics. Sixteen…

Presents uniform and efficient approach for processing all truncated query terms in information retrieval which requires one disk access to obtain from the permuted dictionary all strings represented by truncated term. The problem of the overhead storage required to implement the permuted dictionary is discussed. Fifteen references are provided.…

Analyzes the formal properties, structural consequences, similarities, and differences of link indicators, brackets, and cohesion separators in the query languages employed in information retrieval. Eleven figures, a 32-item reference list, and appendices on Extended Backus Notation and the formal definition of the Formal Relevance Language are…

The Video PATSEARCH system consists of a microcomputer with a special keyboard and two display screens which accesses the PATSEARCH database of United States government patents on the Bibliographic Retrieval Services (BRS) search system. The microcomputer retrieves text from BRS and matching graphics from an analog optical videodisc. (Author/JJD)

Argues that the Consumer Price Index (CPI) is not the same as the cost of living and that, while the CPI may reflect changes in an "average" family's purchasing power, the expenses and purchases of teachers' families may not be "average." (Author/RW)

A study of the responsiveness of two indexes to patrons' requests for health-related information in a public library compares both the results and the costs of searching the same questions in a printed index (Readers' Guide) and a computerized database (Magazine Index). Eighteen references are listed. (RAA)