CLASSIFICATION
H - Social Science
1,345
T - Technology
326
Q - Science
246
R - Medicine
164
B - Philosophy, Psychology, Religion
99
G - Geography, Anthropology, Recreation
74
L - Education
42
P - Language and Literature
26
J - Political Science
16
S - Agriculture
15
Z - Library Science
10
M - Music
9
D - World History
6
C - Historical Sciences
5
A - General Works
2
K - Law
2
E - United States History
1
F - General American History
1
U - Military Science
1