Classification
580 - Plants (Botany)
700 - The arts; fine & decorative arts
780 - Music
610 - Medicine & health
2
900 - History & geography
2
000 - Computer science, information & general works
1
200 - Religion
1
333 - Economics of land & energy
1
370 - Education
1
380 - Commerce, communications & transportation
1
720 - Architecture
1
800 - Literature & rhetoric
1