Classification
410 - Linguistics
530 - Physics
100 - Philosophy & psychology
5
600 - Technology
3
700 - The arts; fine & decorative arts
3
000 - Computer science, information & general works
2
300 - Social sciences
2
380 - Commerce, communications & transportation
2
400 - Language
2
576 - Genetics & evolution
2
200 - Religion
1
296 - Judaism
1
301 - Sociology & anthropology
1
320 - Political science
1
330 - Economics
1
333 - Economics of land & energy
1
370 - Education
1
500 - Natural sciences & mathematics
1
540 - Chemistry & allied sciences
1
620 - Engineering & allied operations
1
720 - Architecture
1
770 - Photography, photographs & computer art
1
780 - Music
1
800 - Literature & rhetoric
1
900 - History & geography
1