Encyclopedia Britannica Set, Blue
1992 edition Printed in USA
Library of Congress Catalogue Number
Robert McHenry, General Editor
The 1992 edition of The New Encyclopædia Britannica (the 15th Edition)
The set was structured as a comprehensive reference system that included:
Propædia (1 volume): A "Outline of Knowledge" acting as a topical guide.
Micropædia (10 volumes): Ready-reference and short entries.
Macropædia (17 volumes): In-depth knowledge and long articles.
Index (2 volumes)