Classification
320 - Political science
27
330 - Economics
25
350 - Public administration & military science
14
700 - The arts; fine & decorative arts
13
600 - Technology
7
300 - Social sciences
6
030 - General encyclopedic works
4
420 - English & Old English
4
400 - Language
3
340 - Law
2
503 - Dictionaries & encyclopedias
2
333 - Economics of land & energy
1
620 - Engineering & allied operations
1
820 - English & Old English literatures
1