Main Page | See live article | Alphabetical index Library of Congress Classification:Class A -- General Works \'Class A: General Works' is a classification used by the Library of Congress classification system. This article outlines the subclasses of Class A. AC Collections; Series; Collected works AE Encyclopedias AG Dictionaries and other general reference works AI Indexes AM Museums; Collectors and collecting AN Newspapers AP Periodicals AS Academies and learned societies AY Yearbooks; Almanacs; Directories AZ History of scholarship and learning; The humanities This article is from Wikipedia. All text is available under the terms of the GNU Free Documentation License.