Classification. Class A
Subtitle: general works, polygraphy
Contributors: Voegelein, L. Belle (Lily Belle)
Edition: 3d ed.
Publisher: U.S. Govt. Print Off.
Published: 1947
Place of publication: Washington
Language: eng
Number of pages: 47
Subjects: Classification; Books; General works
Notes: "Includes all changes and additions to date (1946) and was prepared for publication by Miss L. Belle Voegelein."--Prefatory note.

Earlier editions were issued by the Classification Division of the Library of Congress.