This thesaurus presents the specialized terminology and air pollution indexing terms used for the storage of, and search for, information in the Air Pollution Technical Information Center (APTIC) data base file, and illustrates the rules formulated for their use. The meanings of the terms are implied rather than defined, being implicit in the…

Introduces a new glossary of aquatic mammals representing recent taxonomic revisions. Describes its design, which consists of the glossary proper, listing the scientific name of each entry followed by its English and French equivalents, and of two indexes, listing other common names for the same entries referred back to the scientific term. (MES)

This controlled vocabulary comprising approximately 1,030 terms commonly used in the field of international development communication was created by the Clearinghouse on Development Communication of the Academy for Educational Development to analyze and index documents. This standard list of terms, designed to provide subject access to information…

A catalog of research units in Pennsylvania is presented as part of the Pennsylvania Research Inventory Project. This project focuses on research units that have a defined focus of interest, specialized professional personnel, funding or budgeted support, and distinctive products and/or outcomes. The catalog lists research units in alphabetical…