Classification
D - World History
365
H - Social Science
185
K - Law
117
P - Language and Literature
89
J - Political Science
68
B - Philosophy, Psychology, Religion
66
E - United States History
56
M - Music
54
G - Geography, Anthropology, Recreation
33
L - Education
29
N - Fine Arts
28
Z - Library Science
28
Q - Science
24
S - Agriculture
24
C - Historical Sciences
13
R - Medicine
12
T - Technology
12
A - General Works
11
U - Military Science
4
V - Naval Science
1