Anglo-American Cataloguing Rules

Anglo-American Cataloguing Rules
Name	Anglo-American Cataloguing Rules
Status	Superseded
Classification	Library cataloging
Related standards	International Standard Bibliographic Description, Resource Description and Access
Originating organization	American Library Association, Library Association, Library of Congress
First published	1967
Latest version	Second Edition, 2002 Revision
Superseded by	Resource Description and Access

Anglo-American Cataloguing Rules. A foundational set of guidelines for descriptive cataloging used primarily in libraries across the English-speaking world. Developed through a major collaborative effort between institutions in North America and the United Kingdom, it provided a systematic method for creating consistent bibliographic records. Its principles and detailed instructions governed the description of library materials for over four decades, forming the backbone of shared cataloging networks like the OCLC.

History and development

The origins of these rules lie in the 1961 International Conference on Cataloguing Principles held in Paris, which sought to harmonize global practices. Following this, committees from the American Library Association, the Library Association (UK), and the Library of Congress collaborated to reconcile separate North American and British texts. This joint effort, led by figures like C. Sumner Spalding, resulted in the first edition published in 1967. Subsequent updates were managed by the Joint Steering Committee for Revision of AACR, which included representatives from bodies like the Canadian Committee on Cataloguing and the British Library.

Principles and structure

The rules were built upon foundational principles established in the Paris Principles, emphasizing the concept of the chief source of information. A core tenet was the distinction between the bibliographic description of an item and the determination of its access points, which were governed by separate chapters. The structure was divided into two parts: Part I covered the description of all materials, from books to nonbook materials, while Part II focused on establishing headings, uniform titles, and references. This division supported the creation of standardized records within card catalog systems and later, machine-readable cataloging formats.

Editions and revisions

The first edition, known as **AACR1**, was published in 1967, with a North American text and a slightly different British text. A comprehensive revision led to the 1978 publication of the second edition (**AACR2**), which achieved full integration. **AACR2** saw numerous updates, including the 1988 revision, the 1998 amendment, and the comprehensive 2002 revision. The 2002 revision incorporated changes for emerging resources, addressing items like electronic resources and integrating updates from the **AACR2 Rule Interpretations** maintained by the Library of Congress. These cumulative changes were published as **AACR2R**.

Key concepts and terminology

Central to the rules were concepts like the three levels of description, allowing for varying detail in records. Key terms included the general material designation (GMD), used to specify the format of an item, and the International Standard Book Number (ISBN), treated as a standard identifier. The rules provided specific guidance on elements such as the title proper, statement of responsibility, and publication, distribution, etc. area. Terminology for describing reproductions, like facsimiles and microforms, was also meticulously defined to ensure clarity across library catalogs.

Implementation and use

Implementation was widespread across libraries in the United States, Canada, Australia, and the United Kingdom. National libraries, including the Library of Congress and the British Library, issued rule interpretations to ensure consistent application. The rules were integral to major cooperative cataloging utilities, most notably the OCLC's WorldCat database. Training in their application was a core component of library science education at institutions like the University of Chicago Graduate Library School. Their use was mandated for participants in the Program for Cooperative Cataloging.

Influence and legacy

The rules exerted a profound influence on international cataloging, shaping standards like the International Standard Bibliographic Description (ISBD). They provided the descriptive foundation for the MARC standards that enabled the global exchange of bibliographic data. The limitations of **AACR2** in describing digital resources ultimately led to the development of its successor, Resource Description and Access (RDA). The transition to RDA marked the end of the era for these rules, but their logical structure and precise terminology left a lasting legacy on the profession of librarianship and modern metadata creation.

Category:Library cataloging Category:American Library Association Category:1967 books