A survey of 660 Pennsylvania school librarians indicates that, though there is limited professional interest in the Library of Congress Classification system, Dewey Decimal Classification (DDC) appears to be firmly entrenched. This article also discusses the relative merits of DDC, the need for a uniform system, librarianship preparation, and…

Discussion of the newly developed USMARC Format for Classification Data covers online classification applications, format development, fields in the format, and implementation prospects. Research currently being conducted at the Library of Congress to evaluate the new format and the editing process necessary for its implementation is described.…

In order to provide access to individual educators and researchers in library science on the basis of their specializations and types of research, a project was undertaken to develop a Classification of Education and Research in Librarianship and Information Science (CERLIS). A review was conducted of the treatment of library science materials in…

Describes the findings of a survey of fifteen Illinois libraries that participated in reclassification projects with the Ohio College Library Center (OCLC). The reasons behind their conversion to Library of Congress Classification and problems associated with the quality and speed of creating new records are discussed. (JD)

Examines the relationship between Library of Congress Subject Headings (LCSH) and the Library of Congress Classification for the area of Judaica. The hierarchy of LCSH is analyzed to expose the hidden classification; and tree structures are created based on Joseph Galron's compilation, "Library of Congress Subject Headings in Jewish…

This study investigates the degree of relationship between scientific and technical subject headings and their corresponding class notations in the Dewey Decimal (DDC) and Library of Congress Classification (LCC) systems. The degree of association between a subject heading and its corresponding class of notation or notations is measured by…

Four classification schemes for subject access to children's books are compared. Two of these are general schemes (the "Dewey Decimal Classification" and the abridged "Dewey Decimal Classification"), and two others were devised specifically for children's books (the Toronto Public Library's "Boys and Girls Book Classification" and the Inglewood…

Two statistical measures are used to compare the Library of Congress and Dewey Decimal Classification systems by applying them to the library science portions of the two systems using a database drawn from MARC records. It is concluded that the measures characterize two different properties of dispersion. (Author/EM)

Describes some of the confusing aspects of the Bibliography Section (Z Class) of the Library of Congress Classification system and recounts the preparation of a key showing a comparison of the A through P classes with their corresponding Z numbers. The comparative classification key is appended. (JL)

This paper presents a synthesis of the ideas and issues developed at a conference convened to review the results of the Dewey Decimal Classification Online Project and explore the potential for future use of the Dewey Decimal Classification (DDC) and Library of Congress Classification (LCC) schedules in online library catalogs. Conference…

Proposes an automated document classification system based on the Gray code, information-theoretic considerations, and requirements of classification systems including objectivity, inclusion, linearity, and increasing distance-dissimilarity. A measure to evaluate system performance is developed, and the proposed system is compared with the Library…

The classification scheme of the library of the Union Theological Seminary in New York, the Library of Congress Classification, and the Bibliographic Classification of H.E. Bliss are analyzed and evaluated regarding their comparative effectiveness for use in a theological library. All three systems are or have been in use in at least one…

Provides formula for estimating number of Africana titles in large libraries using Library of Congress classification schedule. To determine percentage of Africana falling in DT section, distribution of titles in two academic libraries with separate shelflists is analyzed. Core categories of Africana and distribution of northern African titles are…

The adequacy of shelflist count was tested by determining the percent of titles in philosophy, political science, history, and sociology at Purdue University which were classified in Dewey or Library of Congress classes reflecting those disciplines. Included are two methods for correcting inaccurate shelflist counts, two tables, and seven sources.…

Describes study that investigated whether assigning Library of Congress classification numbers to government documents, instead of the Superintendent of Documents classification numbers, would result in a wide scattering of the materials. Implications for the shelf arrangement of government documents are discussed, and further research is…