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490 | Other languages | 490-499 | [] |
491 | East Indo-European and Celtic languages | 490-499 | [] |
492 | Afro-Asiatic languages | 490-499 | [] |
493 | Non-Semitic Afro-Asiatic languages | 490-499 | [] |
494 | Altaic, Uralic, Hyperborean & Dravidian | 490-499 | [] |
495 | Languages of east and southeast Asia | 490-499 | [] |
496 | African languages | 490-499 | [] |
497 | North American native languages | 490-499 | [] |
498 | South American native languages | 490-499 | [] |
499 | Austronesian & other languages | 490-499 | [] |
500 | Natural sciences and mathematics | 500-509 | [] |
501 | Philosophy and theory | 500-509 | [] |
502 | Miscellany | 500-509 | [] |
503 | Dictionaries & encyclopedias | 500-509 | [] |
504 | [Unassigned] | 500-509 | [] |
505 | Serial publications | 500-509 | [] |
506 | Organizations and management | 500-509 | [] |
507 | Education, research, related topics | 500-509 | [] |
508 | Natural history | 500-509 | [] |
509 | History, geographic treatment, biography | 500-509 | [] |
510 | Mathematics | 510-519 | [] |
511 | General principles of mathematics | 510-519 | [] |
512 | Algebra | 510-519 | [] |
513 | Arithmetic | 510-519 | [] |
514 | Topology | 510-519 | [] |
515 | Analysis | 510-519 | [] |
516 | Geometry | 510-519 | [] |
517 | [Unassigned] | 510-519 | [] |
518 | Numerical analysis | 510-519 | [] |
519 | Probabilities and applied mathematics | 510-519 | [] |
520 | Astronomy and allied sciences | 520-529 | [] |
521 | Celestial mechanics | 520-529 | [] |
522 | Techniques, equipment & materials | 520-529 | [] |
523 | Specific celestial bodies and phenomena | 520-529 | [] |
524 | [Unassigned] | 520-529 | [] |
525 | Earth (Astronomical geography) | 520-529 | [] |
526 | Mathematical geography | 520-529 | [] |
527 | Celestial navigation | 520-529 | [] |
528 | Ephemerides | 520-529 | [] |
529 | Chronology | 520-529 | [] |
530 | Physics | 530-539 | [] |
531 | Classical mechanics | 530-539 | [] |
532 | Fluid mechanics | 530-539 | [] |
533 | Pneumatics (Gas mechanics) | 530-539 | [] |
534 | Sound and related vibrations | 530-539 | [] |
535 | Light and related radiation | 530-539 | [] |
536 | Heat | 530-539 | [] |
537 | Electricity and electronics | 530-539 | [] |
538 | Magnetism | 530-539 | [] |
539 | Modern physics | 530-539 | [] |
540 | Chemistry and allied sciences | 540-549 | [] |
541 | Physical chemistry | 540-549 | [] |
542 | Techniques, equipment & materials | 540-549 | [] |
543 | Analytical chemistry | 540-549 | [] |
544 | [Unassigned] | 540-549 | [] |
545 | [Unassigned] | 540-549 | [] |
546 | Inorganic chemistry | 540-549 | [] |
547 | Organic chemistry | 540-549 | [] |
548 | Crystallography | 540-549 | [] |
549 | Mineralogy | 540-549 | [] |
550 | Earth sciences | 550-559 | [] |
551 | Geology, hydrology, meteorology | 550-559 | [] |
552 | Petrology | 550-559 | [] |
553 | Economic geology | 550-559 | [] |
554 | Earth sciences of Europe | 550-559 | [] |
555 | Earth sciences of Asia | 550-559 | [] |
556 | Earth sciences of Africa | 550-559 | [] |
557 | Earth sciences of North America | 550-559 | [] |
558 | Earth sciences of South America | 550-559 | [] |
559 | Earth sciences of other areas | 550-559 | [] |
560 | Paleontology | 560-569 | [] |
561 | Paleobotany; fossil microorganisms | 560-569 | [] |
562 | Fossil invertebrates | 560-569 | [] |
563 | Fossil marine & seashore invertebrates | 560-569 | [] |
564 | Fossil Mollusca & Molluscoidea | 560-569 | [] |
565 | Fossil Arthropoda | 560-569 | [] |
566 | Fossil Chordata | 560-569 | [] |
567 | Fossil cold-blooded vertebrates | 560-569 | [] |
568 | Fossil Aves (birds) | 560-569 | [] |
569 | Fossil Mammalia | 560-569 | [] |
570 | Biology | 570-579 | [] |
571 | Physiology & related subjects | 570-579 | [] |
572 | Biochemistry | 570-579 | [] |
573 | Specific physiological systems in animals | 570-579 | [] |
574 | [Unassigned] | 570-579 | [] |
575 | Specific parts of & systems in plants | 570-579 | [] |
576 | Genetics and evolution | 570-579 | [] |
577 | Ecology | 570-579 | [] |
578 | Natural history of organisms | 570-579 | [] |
579 | Microorganisms, fungi & algae | 570-579 | [] |
580 | Plants | 580-589 | [] |
581 | Specific topics in natural history of plants | 580-589 | [] |
582 | Plants noted for characteristics & flowers | 580-589 | [] |
583 | Eudicots and Ceratophyllales | 580-589 | [] |
584 | Monocots, Chloranthales, magnoliids | 580-589 | [] |
585 | Pinophyta | 580-589 | [] |
586 | Cryptogamia | 580-589 | [] |
587 | Pteridophyta | 580-589 | [] |
588 | Bryophyta | 580-589 | [] |
589 | [Unassigned] | 580-589 | [] |