Classification
400 - Language
700 - The arts; fine & decorative arts
4
000 - Computer science, information & general works
2
600 - Technology
2
900 - History & geography
2
200 - Religion
1
304 - Factors affecting social behavior
1
330 - Economics
1
398 - Folklore
1
410 - Linguistics
1
500 - Natural sciences & mathematics
1
800 - Literature & rhetoric
1