Classification
610 - Medicine & health
534
330 - Economics
84
700 - The arts; fine & decorative arts
43
580 - Plants (Botany)
16
100 - Philosophy & psychology
13
140 - Specific philosophical schools
11
363 - Other social problems & services
5
200 - Religion
2
380 - Commerce, communications & transportation
2
620 - Engineering & allied operations
2
900 - History & geography
1