Periodicals 336 History 169 Zeitschrift 147 Politics and government 105 History and criticism 103 Education 85 Literature 77 more ... Science 76 Histoire 75 American literature 74 Périodiques 71 Economic conditions 70 Economic history 62 Chemistry 59 Art 58 Geology 49 Research 47 Study and teaching 47 Mathematics 46 World politics 45 African Americans 43 Biochemistry 43 Technology 43 Philosophy 42 English literature 41 Social sciences 40 Civilization 38 Psychology 38 Music 37 Engineering 35 less ...