Classification
M - Music
2,162
D - World History
1,956
P - Language and Literature
959
A - General Works
726
B - Philosophy, Psychology, Religion
644
E - United States History
319
F - General American History
318
H - Social Science
233
R - Medicine
221
C - Historical Sciences
219
J - Political Science
191
Z - Library Science
185
U - Military Science
139
K - Law
115
N - Fine Arts
43
T - Technology
30
V - Naval Science
9
L - Education
6
S - Agriculture
5
Q - Science
3
G - Geography, Anthropology, Recreation
2