Classification
610 - Medicine & health
164
570 - Life sciences; biology
95
140 - Specific philosophical schools
93
700 - The arts; fine & decorative arts
84
000 - Computer science, information & general works
40
330 - Economics
37
333 - Economics of land & energy
32
580 - Plants (Botany)
32
600 - Technology
27
540 - Chemistry & allied sciences
25
363 - Other social problems & services
24
620 - Engineering & allied operations
20
380 - Commerce, communications & transportation
19
616 - Diseases
18
576 - Genetics & evolution
15
615 - Pharmacology & therapeutics
13
900 - History & geography
10
304 - Factors affecting social behavior
8
571 - Physiology & related subjects
8
500 - Natural sciences & mathematics
5
800 - Literature & rhetoric
5
581 - Specific topics in natural history
4
370 - Education
3
574 - [Unassigned]
3
628 - Sanitary & municipal engineering
3
320 - Political science
2
400 - Language
2
612 - Human physiology
2
630 - Agriculture & related technologies
2
681 - Precision instruments & other devices
2
100 - Philosophy & psychology
1
334 - Cooperatives
1
361 - Social problems & social welfare in general
1
414 - Phonology & phonetics
1
530 - Physics
1
547 - Organic chemistry
1
572 - Biochemistry
1
590 - Animals (Zoology)
1
660 - Chemical engineering
1
770 - Photography, photographs & computer art
1
930 - History of ancient world to ca. 499
1