Classification
200 - Religion
780 - Music
700 - The arts; fine & decorative arts
3
900 - History & geography
3
100 - Philosophy & psychology
2
330 - Economics
2
380 - Commerce, communications & transportation
2
720 - Architecture
2
170 - Ethics
1
297 - Islam, Babism & Bahai Faith
1
300 - Social sciences
1
320 - Political science
1
333 - Economics of land & energy
1
340 - Law
1
360 - Social problems & services; associations
1
361 - Social problems & social welfare in general
1
370 - Education
1
400 - Language
1
610 - Medicine & health
1
658 - General management
1