SUBJECT
History
303
Politics and government
145
Social conditions
95
Economic conditions
61
History and criticism
61
Philosophy
38
Social life and customs
38
Ethnology
33
Foreign relations
33
Civilization
31
Criticism and interpretation
26
Social aspects
26
Economic aspects
25
Music
23
Nationalism
23
Economic policy
22
Agriculture
21
Art
21
Case studies
21
Grammar
20
Indians of North America
20
Pol. & govt
19
Psychology
19
Rural conditions
18
Cities and towns
17
Communism
17
Motion pictures
17
Political activity
17
Political parties
17
Women
17
Economics
16
Hist. & crit
16
Methodology
16
Social sciences
16
Sociology
15
Hist
14
Intellectual life
14
Politics
14
Agriculture and state
13
English
13
Folklore
13
Antiquities
12
English language
12
English poetry
12
Family
12
Social classes
12
Congresses
11
Land tenure
11
Sex role
11
Social change
11
more ...