This paper reviews 19th and 20th century English-language literature dealing with the user friendliness of library catalogs and cataloging. Sections cover literature on: (1) the need for catalogs and the possibility of substituting subject bibliographies for the subject catalog; (2) user needs and the dichotomy between designing catalogs based on…

Review of office filing facility filing and retrieval mechanisms for unstructured and mixed media information focuses on free text methods. Also discussed are the state of the art in handling voice and image data, problems with searching text surrogates to implement free text content retrieval, and work of Project Minstrel. (Author/MBR)

Zipfian laws for frequency distributions of word pairs and longer phrases are derived from text sample analysis. From crossing of Zipfian curves, it is deduced that number of multi-word phrases that occur frequently in text is surprisingly small, of same order of magnitude as number of individual word-types. (8 references) (EJS)