Classification
000 - Computer science, information & general works
1
100 - Philosophy & psychology
1
140 - Specific philosophical schools
1
200 - Religion
330 - Economics
1
333 - Economics of land & energy
1
370 - Education
1
410 - Linguistics
1
700 - The arts; fine & decorative arts
1
770 - Photography, photographs & computer art
1
800 - Literature & rhetoric
900 - History & geography
1