Classification
000 - Computer science, information & general works
2
100 - Philosophy & psychology
140 - Specific philosophical schools
2
200 - Religion
1
300 - Social sciences
1
380 - Commerce, communications & transportation
1
400 - Language
600 - Technology
1
700 - The arts; fine & decorative arts
720 - Architecture
1
800 - Literature & rhetoric
2
900 - History & geography
1