New filing rules have been developed for the catalogs of the Library of Congress. This article discusses preliminary considerations about the functions of large bibliographic files, the complexities of cataloging, the interaction between users and catalogs, and ways to simplify arrangement. (Author)

The introductory section of the paper expresses its purpose: to devise a classification scheme for career education resource material, which will be used to develop the USOE Office of Career Education Resource Library and will be disseminated to interested State departments of education and local school districts to assist them in classifying…