CLASSIFICATION
H - Social Science
2,955
Q - Science
717
R - Medicine
135
L - Education
111
G - Geography, Anthropology, Recreation
50
T - Technology
47
A - General Works
45
S - Agriculture
38
J - Political Science
24
D - World History
19
B - Philosophy, Psychology, Religion
18
Z - Library Science
14
E - United States History
5
F - General American History
3
K - Law
3
P - Language and Literature
3
C - Historical Sciences
1
M - Music
1
N - Fine Arts
1
U - Military Science
1