CLASSIFICATION
H - Social Science
7,260
Q - Science
5,128
T - Technology
3,826
R - Medicine
1,134
P - Language and Literature
1,072
L - Education
925
B - Philosophy, Psychology, Religion
878
G - Geography, Anthropology, Recreation
622
N - Fine Arts
405
J - Political Science
287
D - World History
172
S - Agriculture
135
Z - Library Science
129
K - Law
113
M - Music
110
E - United States History
98
C - Historical Sciences
93
F - General American History
32
V - Naval Science
18
U - Military Science
17
A - General Works
10