CLASSIFICATION
Q - Science
3,322
L - Education
673
B - Philosophy, Psychology, Religion
181
T - Technology
89
H - Social Science
70
Z - Library Science
69
S - Agriculture
67
P - Language and Literature
37
C - Historical Sciences
28
D - World History
17
G - Geography, Anthropology, Recreation
17
R - Medicine
13
A - General Works
12
E - United States History
9
M - Music
9
J - Political Science
6
N - Fine Arts
5
F - General American History
2
U - Military Science
2
K - Law
1
V - Naval Science
1