SUBJECT
History
199
Foreign relations
66
History and criticism
62
Civilization
55
Politics and government
55
Philosophy
38
Social service
36
Economic conditions
32
Criticism and interpretation
27
English poetry
27
Economic policy
26
Education
26
Social conditions
25
Electronic books
24
Hist. & crit
21
Social aspects
21
Social life and customs
19
Economics
18
Employment
18
Motion pictures
18
Ethnology
17
Research
17
Communism
16
Translations into English
16
Women
16
Hist
15
Labor supply
15
Psychology
15
Religion
15
Economic development
14
Science
14
United States
14
Congresses
13
Finance
13
World War, 1939-1945
13
English literature
12
Methodology
12
Pol. & govt
12
Political aspects
12
Public welfare
12
Study and teaching
12
Commerce
11
Criticism
11
Intellectual life
11
Military policy
11
Sources
11
Cities and towns
10
Economic aspects
10
Evolution
10
Historiography
10
more ...