CLASSIFICATION
H - Social Science
159
Q - Science
148
T - Technology
142
R - Medicine
44
B - Philosophy, Psychology, Religion
41
S - Agriculture
22
L - Education
20
G - Geography, Anthropology, Recreation
18
N - Fine Arts
14
K - Law
13
P - Language and Literature
11
D - World History
10
J - Political Science
6
Z - Library Science
3
C - Historical Sciences
2
F - General American History
2
A - General Works
1
E - United States History
1
M - Music
1