Classification
P - Language and Literature
1,387
M - Music
802
H - Social Science
716
D - World History
288
L - Education
125
J - Political Science
93
K - Law
89
B - Philosophy, Psychology, Religion
17
N - Fine Arts
17
G - Geography, Anthropology, Recreation
16
U - Military Science
15
T - Technology
14
S - Agriculture
10
C - Historical Sciences
7
E - United States History
4
Z - Library Science
3
Q - Science
1
R - Medicine
1
V - Naval Science
1