Classification
140 - Specific philosophical schools
1
330 - Economics
1
340 - Law
1
350 - Public administration & military science
363 - Other social problems & services
581 - Specific topics in natural history
1
600 - Technology
1
610 - Medicine & health
1
612 - Human physiology
1
630 - Agriculture & related technologies
1
700 - The arts; fine & decorative arts
1