SUBJECT
Books
Classification
283
Classification, Library of Congress
96
History
67
Reviews
49
Conservation and restoration
38
Literature
33
Law
25
Bibliography
20
Printing
19
Libraries
18
Cataloging
17
Library materials
16
Social sciences
15
History and criticism
13
Science
11
Bookbinding
10
Philology
10
Preservation
10
Religion
10
Library science
9
Archival materials
8
English literature
8
Manuscripts
8
Paper
8
Periodicals
8
Political science
8
Prices
8
Publishers and publishing
8
Books and reading
7
Medicine
7
Spanish literature
7
Agriculture
6
American literature
6
Archives
6
Asia
6
Music
6
Philosophy
6
Technology
6
Africa
5
Book industries and trade
5
Classical philology
5
Education
5
Electronic books
5
French literature
5
General works
5
Geography
5
German literature
5
Language and languages
5
Languages, Modern
5
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