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. [1] [2]
1–999......Collections; Series; Collected works
1–(90)......Encyclopedias
2–600...... Dictionaries and other general reference works
1–21...... Indexes
1–(501)......Museums; Collectors and collecting
1-(271)......Periodicals
1–945......Academics and learned societies
10–2001......Yearbooks; Almanacs; Directories
(20)–999......History of scholarship and learning; the humanities
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. [1] [2]
1–999......Collections; Series; Collected works
1–(90)......Encyclopedias
2–600...... Dictionaries and other general reference works
1–21...... Indexes
1–(501)......Museums; Collectors and collecting
1-(271)......Periodicals
1–945......Academics and learned societies
10–2001......Yearbooks; Almanacs; Directories
(20)–999......History of scholarship and learning; the humanities