Classification
H - Social Science
118
F - General American History
60
M - Music
56
R - Medicine
53
D - World History
37
K - Law
27
Z - Library Science
23
B - Philosophy, Psychology, Religion
22
P - Language and Literature
22
E - United States History
18
A - General Works
16
N - Fine Arts
15
Q - Science
15
S - Agriculture
13
J - Political Science
12
T - Technology
7
L - Education
5
G - Geography, Anthropology, Recreation
4
C - Historical Sciences
3