Classification
400 - Language
900 - History & geography
14
320 - Political science
7
410 - Linguistics
6
200 - Religion
4
700 - The arts; fine & decorative arts
4
800 - Literature & rhetoric
3
296 - Judaism
2
297 - Islam, Babism & Bahai Faith
2
300 - Social sciences
2
330 - Economics
2
340 - Law
2
301 - Sociology & anthropology
1
333 - Economics of land & energy
1
780 - Music
1