Classification
D - World History
125
H - Social Science
113
B - Philosophy, Psychology, Religion
58
A - General Works
57
S - Agriculture
52
T - Technology
42
Z - Library Science
36
L - Education
34
M - Music
29
Q - Science
29
P - Language and Literature
28
K - Law
23
F - General American History
19
R - Medicine
19
J - Political Science
16
G - Geography, Anthropology, Recreation
10
N - Fine Arts
8
U - Military Science
3
C - Historical Sciences
1
E - United States History
1
V - Naval Science
1