Classification
809 - History, description & criticism
13
142 - Critical philosophy
7
700 - The arts; fine & decorative arts
7
616 - Diseases
5
900 - History & geography
5
005 - Computer programming, programs & data
3
100 - Philosophy & psychology
3
501 - Philosophy & theory
3
610 - Medicine & health
3
808 - Rhetoric & collections of literature
3
111 - Ontology
2
153 - Mental processes & intelligence
2
300 - Social sciences
2
320 - Political science
2
510 - Mathematics
2
523 - Specific celestial bodies & phenomena
2
571 - Physiology & related subjects
2
614 - Incidence & prevention of disease
2
620 - Engineering & allied operations
2
001 - Knowledge
1
004 - Data processing & computer science
1
006 - Special computer methods
1
160 - Logic
1
190 - Modern western philosophy
1
304 - Factors affecting social behavior
1
407 - Education, research & related topics
1
410 - Linguistics
1
418 - Standard usage & applied linguistics
1
430 - Germanic languages; German
1
491 - East Indo-European & Celtic languages
1
500 - Natural sciences & mathematics
1
530 - Physics
1
547 - Organic chemistry
1
577 - Ecology
1
650 - Management & auxiliary services
1
780 - Music
1
801 - Philosophy & theory
1
950 - History of Asia; Far East
1