AC1-999--Collections. Series. Collected works
AC1-195--Collections of monographs, essays, etc.
AC1-8--American and English
AC9-195--Other languages
AC200--Collections for Jewish readers
AC801-895--Inaugural and program dissertations
AC901-995--Pamphlet collections
AC999--Scrapbooks
AE1-(90)--Encyclopedias
AE5-(90)--By language
AG2-600--Dictionaries and other general reference works
AI1-21--Indexes
AM1-(501)--Museums. Collectors and collecting
AM10-100--By country
AM111-160--Museology. Museum methods, technique, etc.
AM200-(501)--Collectors and collecting
AN--Newspapers
AP1-(271)--Periodicals
AP101-115--Humorous periodicals
AP200-230--Juvenile periodicals
AP(250)-(265)--Periodicals for women
AP(270)-(271)--Periodicals for Blacks
AS1-945--Academies and learned societies
AS2.5-4--International associations, congresses, conferences, etc.
AS11-785--By region or country
AY10-2001--Yearbooks. Almanacs. Directories
AY10-29--Annuals
AY30-1730--Almanacs
AY2001--Directories. General works on the compilation of directories, etc.
Class directories by subject in B-Z
AZ(20)-999--History of scholarship and learning. The humanities
AZ101-(181)--Philosophy. Theory
AZ191-193--Evaluation
AZ200-361--History
AZ501-908--By region or country