Classification
H - Social Science
59
R - Medicine
59
P - Language and Literature
35
B - Philosophy, Psychology, Religion
26
A - General Works
19
D - World History
11
M - Music
10
F - General American History
7
L - Education
2
S - Agriculture
2
T - Technology
2
C - Historical Sciences
1
G - Geography, Anthropology, Recreation
1
J - Political Science
1
K - Law
1
U - Military Science
1
Z - Library Science
1