CLASSIFICATION
N - Fine Arts
4,409
L - Education
2,309
T - Technology
1,674
H - Social Science
826
S - Agriculture
654
G - Geography, Anthropology, Recreation
170
D - World History
159
Q - Science
153
R - Medicine
72
K - Law
71
B - Philosophy, Psychology, Religion
69
A - General Works
64
Z - Library Science
52
P - Language and Literature
47
C - Historical Sciences
25
J - Political Science
14
F - General American History
13
E - United States History
7
M - Music
4
U - Military Science
3
V - Naval Science
3