Classification
320 - Political science
330 - Economics
1,067
700 - The arts; fine & decorative arts
900 - History & geography
150
340 - Law
90
600 - Technology
38
630 - Agriculture & related technologies
38
300 - Social sciences
31
800 - Literature & rhetoric
10
576 - Genetics & evolution
9
170 - Ethics
7
200 - Religion
7
370 - Education
7
400 - Language
3
140 - Specific philosophical schools
2
160 - Logic
2
266 - Missions
2
326 - Slavery & emancipation
1
337 - International economics
1
382 - International commerce
1
603 - Dictionaries & encyclopedias
1