539 Modern Physics
540 Chemistry & allied sciences
541 Physical chemistry
543 Analytical chemistry
544 Qualitative analysis
545 Quantitative analysis
546 Inorganic chemistry
547 Organic chemistry
548 Crystallography
549 Mineralogy
550 Earth sciences
551 Geology, hydrology & meteorology
552 Petrology
553 Economic
geology
560 Paleontology:
paleozoology
570 Life sciences;
biology
571 Physiology
& related subjects
572 Biochemistry
573 Specific
physiological systems in animals
575 Specific parts
of & systems in plants
576 Genetics &
evolution
577 Ecology
578 Natural
history of organisms
579 Microorganisms,
fungi & algae
580 Plants
(Botany)
590 Animals
(Zoology)
592 Invertebrates
596 Chordates
597 Cold-blooded
vertebrates; fishes
598 Birds
599 Mammals
600 Technology
610 Medicine &
health
611 Human anatomy,
cytology & histology
612 Human
physiology
620 Engineering
& allied operations
621 Applied
physics
624 Civil
engineering
630 Agriculture
& related technologies
636 Animal
husbandry
640 Home &
family management
650 Management
& auxiliary services
657 Accounting
658 General
management
659 Advertising
& public relations
660 Chemical
engineering
669 Metallurgy
670 Manufacturing
680 Manufacture
for specific uses
690 Buildings
700 The arts; fine
& decorative arts
710 Civic &
landscape art
720 Architecture
730 Plastic
arts; sculpture
740 Drawing &
decorative arts
750 Painting &
paintings
760 Graphic arts;
printmaking & prints
770 Photography,
photographs & computer art
780 Music
790 Recreational
& performing arts
800 Literature
& rhetoric
801 Philosophy
& theory
803 Dictionaries
& encyclopedias
808 Rhetoric &
collections of literature
809 History,
description & criticism
810 American
literature in English
811 American
poetry in English
812 American drama
in English
813 American
fiction in English
814 American
essays in English
818 American
miscellaneous writings
820 English &
Old English literatures
821 English poetry
822 English drama
823 English
fiction
824 English essays
825 English
speeches
826 English
letters
827 English humor
& satire
828 English
miscellaneous writings
829 Old English (Anglo-Saxon)
891.2 Sanskrit
literature
891.43 Hindi literature
891.439 Urdu
literature
892.7 Arabic
literature
892.71 Arabic poetry
892.72 Arabic drama
892.73 Arabic fiction
892.74 Arabic essays
894.812 Malayalam
literature
894.812 1 Malayalam
Poetry
894.812 2 Malayalam
Drama
894.812 3 Malayalam
Fiction
894.812 4 Malayalam
Essays
900 History &
geography
909 World history
910 Geography
& travel
920 Biography,
genealogy & insignia
930 History of
ancient world to ca. 499
940 History of Europe
950 History of Asia;
Far East
951 China
& adjacent areas
952 Japan
953 Arabian
Peninsula & adjacent areas
954 South Asia;
India
954.83 Kerala
955 Iran
956 Middle
East (Near East)
958 Central Asia
959 Southeast
Asia
960 History of Africa
970 History of North
America
973 United States