Classification
H - Social Science
78
T - Technology
73
P - Language and Literature
60
Z - Library Science
29
M - Music
28
C - Historical Sciences
17
B - Philosophy, Psychology, Religion
16
L - Education
14
Q - Science
12
D - World History
10
R - Medicine
10
A - General Works
9
S - Agriculture
8
J - Political Science
6
E - United States History
5
F - General American History
5
K - Law
3
G - Geography, Anthropology, Recreation
2
N - Fine Arts
2
V - Naval Science
2
U - Military Science
1