Classification
900 - History & geography
285
320 - Political science
218
820 - English & Old English literatures
199
330 - Economics
182
700 - The arts; fine & decorative arts
153
800 - Literature & rhetoric
135
100 - Philosophy & psychology
107
333 - Economics of land & energy
56
600 - Technology
52
620 - Engineering & allied operations
46
140 - Specific philosophical schools
44
363 - Other social problems & services
39
000 - Computer science, information & general works
38
340 - Law
36
610 - Medicine & health
36
280 - Christian denominations & sects
30
370 - Education
30
300 - Social sciences
29
380 - Commerce, communications & transportation
25
540 - Chemistry & allied sciences
23
576 - Genetics & evolution
22
530 - Physics
21
200 - Religion
19
580 - Plants (Botany)
19
170 - Ethics
17
240 - Christian moral & devotional theology
16
301 - Sociology & anthropology
16
400 - Language
16
551 - Geology, hydrology & meteorology
15
230 - Christianity & Christian theology
14
410 - Linguistics
14
720 - Architecture
14
260 - Social & ecclesiastical theology
13
940 - History of Europe
12
304 - Factors affecting social behavior
11
770 - Photography, photographs & computer art
11
120 - Epistemology, causation & humankind
8
414 - Phonology & phonetics
8
630 - Agriculture & related technologies
8
791 - Public performances
8
500 - Natural sciences & mathematics
6
350 - Public administration & military science
4
970 - History of North America
4
250 - Christian orders & local church
3
790 - Recreational & performing arts
3
810 - American literature in English
3
160 - Logic
2
296 - Judaism
2
297 - Islam, Babism & Bahai Faith
2
305 - Social groups
2
more ...