Classification
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628 - Sanitary & municipal engineering
33
414 - Phonology & phonetics
31
400 - Language
30
720 - Architecture
30
745 - Decorative arts
28
301 - Sociology & anthropology
26
410 - Linguistics
23
570 - Life sciences; biology
22
547 - Organic chemistry
21
612 - Human physiology
21
641 - Food & drink
21
800 - Literature & rhetoric
21
332 - Financial economics
20
616 - Diseases
20
550 - Earth sciences
18
615 - Pharmacology & therapeutics
18
170 - Ethics
17
523 - Specific celestial bodies & phenomena
16
537 - Electricity & electronics
16
158 - Applied psychology
15
304 - Factors affecting social behavior
15
681 - Precision instruments & other devices
15
581 - Specific topics in natural history
14
650 - Management & auxiliary services
14
820 - English & Old English literatures
14
507 - Education, research & related topics
12
531 - Classical mechanics; solid mechanics
12
516 - Geometry
11
001 - Knowledge
10
355 - Military science
10
362 - Social welfare problems & services
10
511 - General principles of mathematics
10
512 - Algebra
10
780 - Music
10
303 - Social processes
9
378 - Higher education
9
514 - Topology
9
571 - Physiology & related subjects
9
153 - Mental processes & intelligence
8
155 - Differential & developmental psychology
8
379 - Public policy issues in education
8
418 - Standard usage & applied linguistics
8
535 - Light & infrared & ultraviolet phenomena
8
536 - Heat
8
577 - Ecology
8
624 - Civil engineering
8
657 - Accounting
8
538 - Magnetism
7
910 - Geography & travel
7
200 - Religion
6
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