CLASSIFICATION
D - World History
13,605
H - Social Science
4,337
P - Language and Literature
3,247
N - Fine Arts
2,366
B - Philosophy, Psychology, Religion
1,827
E - United States History
1,762
L - Education
1,199
J - Political Science
1,158
F - General American History
1,108
C - Historical Sciences
1,029
G - Geography, Anthropology, Recreation
981
Q - Science
782
T - Technology
596
R - Medicine
406
A - General Works
324
K - Law
286
Z - Library Science
279
M - Music
271
V - Naval Science
258
S - Agriculture
178
U - Military Science
154