Classification
100 - Philosophy & psychology
30
140 - Specific philosophical schools
6
160 - Logic
11
170 - Ethics
19
200 - Religion
53
300 - Social sciences
1,018
304 - Factors affecting social behavior
1
320 - Political science
325 - International migration & colonization
1
330 - Economics
6,621
332 - Financial economics
1
340 - Law
592
343 - Military, tax, trade & industrial law
1
354 - Administration of economy & environment
1
364 - Criminology
1
370 - Education
26
380 - Commerce, communications & transportation
1
382 - International commerce
1
400 - Language
11
500 - Natural sciences & mathematics
3
520 - Astronomy & allied sciences
1
550 - Earth sciences
2
576 - Genetics & evolution
1,289
600 - Technology
8
610 - Medicine & health
14
630 - Agriculture & related technologies
90
700 - The arts; fine & decorative arts
192
720 - Architecture
1
780 - Music
3
800 - Literature & rhetoric
18
900 - History & geography
913 - Geography of & travel in ancient world
1
917 - Geography of & travel in North America
1
920 - Biography, genealogy & insignia
10
939 - Other parts of ancient world to ca. 640
1
941 - British Isles
1
944 - France & Monaco
1
946 - Iberian Peninsula & adjacent islands
1
954 - South Asia; India
1
972 - Middle America; Mexico
1
973 - United States
1