Classification
700 - The arts; fine & decorative arts
600 - Technology
33
620 - Engineering & allied operations
21
000 - Computer science, information & general works
19
610 - Medicine & health
16
900 - History & geography
14
333 - Economics of land & energy
12
580 - Plants (Botany)
10
363 - Other social problems & services
9
500 - Natural sciences & mathematics
9
540 - Chemistry & allied sciences
5
140 - Specific philosophical schools
4
530 - Physics
4
380 - Commerce, communications & transportation
3
414 - Phonology & phonetics
3
630 - Agriculture & related technologies
3
330 - Economics
2
576 - Genetics & evolution
2
160 - Logic
1
320 - Political science
1
340 - Law
1
370 - Education
1
551 - Geology, hydrology & meteorology
1
720 - Architecture
1
780 - Music
1