460 German periodicals 265 History 160 Science 126 Medicine 102 Natural history 101 German literature 99 Politics and government 90 Periodicals 82 Agriculture 75 Geology 62 Chemistry 62 periodicals 58 Theology 55 Philosophy 54 Forests and forestry 49 Physics 48 Education 47 Societies, etc 46 Archaeology 45 Research 45 Technology 44 Antiquities 41 Biology 41 History and criticism 41 Music 40 Books 40 Law 39 Art 36 Mathematics 35 Women