CLASSIFICATION
Q - Science
3,424
H - Social Science
2,691
T - Technology
458
L - Education
256
R - Medicine
153
B - Philosophy, Psychology, Religion
84
J - Political Science
63
Z - Library Science
56
G - Geography, Anthropology, Recreation
45
P - Language and Literature
32
S - Agriculture
27
D - World History
26
A - General Works
5
K - Law
4
M - Music
4
U - Military Science
4
C - Historical Sciences
2
F - General American History
2
N - Fine Arts
2
E - United States History
1