Classification
320 - Political science
2,999
330 - Economics
340 - Law
396
700 - The arts; fine & decorative arts
231
300 - Social sciences
221
900 - History & geography
169
630 - Agriculture & related technologies
87
600 - Technology
49
160 - Logic
12
370 - Education
11
610 - Medicine & health
7
576 - Genetics & evolution
4
800 - Literature & rhetoric
3
100 - Philosophy & psychology
2
170 - Ethics
2
200 - Religion
1
603 - Dictionaries & encyclopedias
1
637 - Processing dairy & related products
1
720 - Architecture
1