Classification
000 - Computer science, information & general works
17
100 - Philosophy & psychology
126
120 - Epistemology, causation & humankind
7
140 - Specific philosophical schools
31
160 - Logic
2
170 - Ethics
18
200 - Religion
33
297 - Islam, Babism & Bahai Faith
3
300 - Social sciences
301 - Sociology & anthropology
53
304 - Factors affecting social behavior
25
320 - Political science
321 - Systems of governments & states
1
330 - Economics
91
333 - Economics of land & energy
16
340 - Law
65
350 - Public administration & military science
4
360 - Social problems & services; associations
4
361 - Social problems & social welfare in general
10
363 - Other social problems & services
15
364 - Criminology
7
370 - Education
38
380 - Commerce, communications & transportation
15
400 - Language
9
410 - Linguistics
7
500 - Natural sciences & mathematics
4
530 - Physics
3
551 - Geology, hydrology & meteorology
1
576 - Genetics & evolution
4
581 - Specific topics in natural history
5
600 - Technology
25
610 - Medicine & health
13
620 - Engineering & allied operations
7
630 - Agriculture & related technologies
1
650 - Management & auxiliary services
2
657 - Accounting
1
658 - General management
1
700 - The arts; fine & decorative arts
38
720 - Architecture
8
770 - Photography, photographs & computer art
4
780 - Music
8
791 - Public performances
2
800 - Literature & rhetoric
9
900 - History & geography
99
920 - Biography, genealogy & insignia
1