CLASSIFICATION
H - Social Science
2,965
Q - Science
718
L - Education
209
R - Medicine
136
G - Geography, Anthropology, Recreation
50
A - General Works
49
T - Technology
47
S - Agriculture
40
J - Political Science
25
D - World History
19
B - Philosophy, Psychology, Religion
18
E - United States History
17
Z - Library Science
14
C - Historical Sciences
8
M - Music
5
F - General American History
3
K - Law
3
P - Language and Literature
3
N - Fine Arts
1
U - Military Science
1
V - Naval Science
1