CLASSIFICATION
P - Language and Literature
17,656
C - Historical Sciences
2,251
D - World History
2,002
L - Education
1,802
M - Music
913
H - Social Science
601
B - Philosophy, Psychology, Religion
539
V - Naval Science
539
G - Geography, Anthropology, Recreation
277
T - Technology
249
S - Agriculture
182
N - Fine Arts
171
J - Political Science
168
Q - Science
149
K - Law
134
R - Medicine
89
A - General Works
74
E - United States History
57
F - General American History
53
Z - Library Science
21
U - Military Science
18