Classification
H - Social Science
598
Q - Science
152
S - Agriculture
114
J - Political Science
92
T - Technology
92
D - World History
62
M - Music
54
Z - Library Science
53
K - Law
41
R - Medicine
41
G - Geography, Anthropology, Recreation
31
L - Education
30
P - Language and Literature
28
A - General Works
15
F - General American History
10
N - Fine Arts
9
U - Military Science
8
C - Historical Sciences
6
B - Philosophy, Psychology, Religion
3
E - United States History
1