Classification
D - World History
352
P - Language and Literature
118
M - Music
106
C - Historical Sciences
92
R - Medicine
66
B - Philosophy, Psychology, Religion
51
F - General American History
51
A - General Works
41
E - United States History
39
H - Social Science
12
G - Geography, Anthropology, Recreation
8
N - Fine Arts
7
T - Technology
7
Z - Library Science
4
J - Political Science
3
Q - Science
3
L - Education
2
K - Law
1
U - Military Science
1