Social classes 199 History 181 Philosophy 151 Library classification schemes 140 Classification 124 Mechanics 122 Literature 115 Arts 106 Music 106 Statistical physics; Classical mechanics 94 Classics 89 English literature 86 Literature & Fiction 82 Sociology 81 Novel 80 History and criticism 77 മലയാളം; സംസ്കൃത ക്ലാസിക്കുകള്‍ 74 Caste 65 Economics 64 Decimal Classification 63 Social Sciences 60 Malayalam; Sanskrit Classics 57 Malayalam; Sanskrit Classic 54 Physics 54 English fiction 53 Religion 52 India 51 Criticism 50 Mathematics 48 Social classes-- Social stratification-- Sociology 44