Library of Congress Classification:Class A -- General Works

Class A: General Works is a classification used by the United States Library of Congress Classification system. This article outlines the subclasses of Class A.

AC - Collections. Series. Collected works

• 1-195........Collections of monographs, essays, etc.
  • 1-8.........American and English
  • 9-195.......Other languages
• 200..........Collections for Jewish readers
• 801-895......Inaugural and program dissertations
• 901-995......Pamphlet collections
• 999..........Scrapbooks

AE - Encyclopedias

• 5-90 By language

AG - Dictionaries and other general reference works

• AG2-600 Dictionaries and other general reference works

AI - Indexes

• AI1-21 Indexes

AM - Museums; Collectors and collecting

• 10-100 By country
• 111-160 Museology. Museum methods, technique, etc.
• 200-501 Collectors and collecting

AN - Newspapers

• AN Newspapers

AP - Periodicals

• 101-115 Humorous periodicals
• 200-230 Juvenile periodicals
• 250-265 Periodicals for women
• 270-271 Periodicals for Blacks

AS - Academies and learned societies

• 2.5-4 International associations, congresses, conferences, etc.
• 11-785 By region or country

AY - Yearbooks. Almanacs. Directories

• 10-29 Annuals
• 30-1730 Almanacs
• 2001 Directories. General works on the compilation of directories, etc.

AZ - History of scholarship and learning; The humanities

• 101-181 Philosophy. Theory
• 191-193 Evaluation
• 200-361 History
• 501-908 By region or country