Classification
910 - Geography & travel
110
820 - English & Old English literatures
14
620 - Engineering & allied operations
6
320 - Political science
5
330 - Economics
5
390 - Customs, etiquette & folklore
5
270 - History of Christianity & Christian church
4
380 - Commerce, communications & transportation
4
350 - Public administration & military science
3
300 - Social sciences
2
370 - Education
2
130 - Parapsychology & occultism
1
550 - Earth sciences
1
810 - American literature in English
1
840 - Literatures of Romance languages
1
930 - History of ancient world to ca. 499
1
940 - History of Europe
1