Classification
330 - Economics
7,541
320 - Political science
7,411
820 - English & Old English literatures
6,355
340 - Law
2,497
280 - Christian denominations & sects
1,304
250 - Christian orders & local church
1,138
900 - History & geography
665
300 - Social sciences
569
360 - Social problems & services; associations
567
260 - Social & ecclesiastical theology
559
230 - Christianity & Christian theology
411
610 - Medicine & health
387
630 - Agriculture & related technologies
361
240 - Christian moral & devotional theology
329
940 - History of Europe
309
380 - Commerce, communications & transportation
304
010 - Bibliography
260
520 - Astronomy & allied sciences
233
700 - The arts; fine & decorative arts
218
200 - Religion
211
370 - Education
177
920 - Biography, genealogy & insignia
157
620 - Engineering & allied operations
155
790 - Recreational & performing arts
153
270 - History of Christianity & Christian church
149
780 - Music
141
170 - Ethics
131
550 - Earth sciences
117
650 - Management & auxiliary services
117
810 - American literature in English
112
020 - Library & information sciences
100
390 - Customs, etiquette & folklore
99
720 - Architecture
96
970 - History of North America
76
640 - Home & family management
75
350 - Public administration & military science
64
800 - Literature & rhetoric
63
910 - Geography & travel
62
130 - Parapsychology & occultism
60
942 - England & Wales
58
290 - Other religions
51
150 - Psychology
35
346 - Private law
35
420 - English & Old English
29
710 - Civic & landscape art
28
730 - Plastic arts; sculpture
28
750 - Painting & paintings
27
500 - Natural sciences & mathematics
25
000 - Computer science, information & general works
24
580 - Plants (Botany)
24
more ...