CLASSIFICATION
Q - Science
1,525
H - Social Science
605
T - Technology
447
R - Medicine
135
G - Geography, Anthropology, Recreation
116
B - Philosophy, Psychology, Religion
105
P - Language and Literature
96
N - Fine Arts
54
L - Education
48
M - Music
36
S - Agriculture
31
D - World History
23
J - Political Science
18
K - Law
16
Z - Library Science
13
C - Historical Sciences
11
A - General Works
5
F - General American History
5
E - United States History
3
U - Military Science
2
V - Naval Science
1