SUBJECT
Books
11
Classification
6
Classification, Library of Congress
4
Reviews
4
Indexes
2
Languages, Modern
2
Social sciences
2
Business enterprises
1
Catalogs, Booksellers'
1
Corporations
1
Economics
1
German literature
1
Period
1
Periodicals
1
Philology
1
Philology, Modern
1
Philosophy
1
Prices
1
Sociology
1