Classification
P - Language and Literature
1,162
M - Music
585
D - World History
66
H - Social Science
41
F - General American History
35
B - Philosophy, Psychology, Religion
19
E - United States History
19
G - Geography, Anthropology, Recreation
19
T - Technology
19
C - Historical Sciences
10
J - Political Science
6
Q - Science
6
R - Medicine
5
A - General Works
4
U - Military Science
4
K - Law
3
N - Fine Arts
2
V - Naval Science
2
Z - Library Science
2
L - Education
1
S - Agriculture
1