Classification
780 - Music
900 - History & geography
17
700 - The arts; fine & decorative arts
7
320 - Political science
3
410 - Linguistics
3
304 - Factors affecting social behavior
2
330 - Economics
2
380 - Commerce, communications & transportation
2
333 - Economics of land & energy
1
340 - Law
1
576 - Genetics & evolution
1
770 - Photography, photographs & computer art
1
800 - Literature & rhetoric
1