Classification
000 - Computer science, information & general works
96
400 - Language
94
700 - The arts; fine & decorative arts
94
410 - Linguistics
92
600 - Technology
88
900 - History & geography
74
620 - Engineering & allied operations
54
333 - Economics of land & energy
44
380 - Commerce, communications & transportation
39
414 - Phonology & phonetics
34
610 - Medicine & health
33
363 - Other social problems & services
31
140 - Specific philosophical schools
29
330 - Economics
26
100 - Philosophy & psychology
25
320 - Political science
21
370 - Education
19
576 - Genetics & evolution
18
720 - Architecture
18
800 - Literature & rhetoric
18
500 - Natural sciences & mathematics
15
630 - Agriculture & related technologies
13
658 - General management
11
551 - Geology, hydrology & meteorology
10
300 - Social sciences
9
340 - Law
9
580 - Plants (Botany)
9
530 - Physics
8
170 - Ethics
5
200 - Religion
5
304 - Factors affecting social behavior
4
120 - Epistemology, causation & humankind
3
160 - Logic
3
301 - Sociology & anthropology
3
581 - Specific topics in natural history
3
657 - Accounting
3
780 - Music
3
540 - Chemistry & allied sciences
2
770 - Photography, photographs & computer art
2
296 - Judaism
1
398 - Folklore
1
550 - Earth sciences
1
791 - Public performances
1
920 - Biography, genealogy & insignia
1