Classification
410 - Linguistics
400 - Language
1,128
900 - History & geography
596
700 - The arts; fine & decorative arts
369
800 - Literature & rhetoric
361
414 - Phonology & phonetics
149
000 - Computer science, information & general works
130
100 - Philosophy & psychology
118
340 - Law
112
380 - Commerce, communications & transportation
112
140 - Specific philosophical schools
105
370 - Education
94
320 - Political science
86
200 - Religion
77
300 - Social sciences
68
600 - Technology
63
333 - Economics of land & energy
50
301 - Sociology & anthropology
43
330 - Economics
43
491 - East Indo-European & Celtic languages
36
610 - Medicine & health
31
500 - Natural sciences & mathematics
30
620 - Engineering & allied operations
28
576 - Genetics & evolution
25
780 - Music
25
363 - Other social problems & services
22
170 - Ethics
21
304 - Factors affecting social behavior
18
398 - Folklore
17
530 - Physics
11
149 - Other philosophical systems
9
297 - Islam, Babism & Bahai Faith
9
160 - Logic
8
580 - Plants (Botany)
8
630 - Agriculture & related technologies
8
658 - General management
8
120 - Epistemology, causation & humankind
7
581 - Specific topics in natural history
7
720 - Architecture
6
770 - Photography, photographs & computer art
5
791 - Public performances
5
296 - Judaism
4
551 - Geology, hydrology & meteorology
4
430 - Germanic languages; German
3
437 - German language variations
3
540 - Chemistry & allied sciences
3
808 - Rhetoric & collections of literature
3
435 - German grammar
2
880 - Hellenic literatures; classical Greek
2
891 - East Indo-European & Celtic literatures
2
more ...