CLASSIFICATION
H - Social Science
2,635
G - Geography, Anthropology, Recreation
2,024
D - World History
1,304
T - Technology
1,125
L - Education
975
P - Language and Literature
310
Q - Science
235
N - Fine Arts
220
K - Law
186
F - General American History
175
B - Philosophy, Psychology, Religion
124
J - Political Science
92
A - General Works
71
S - Agriculture
67
C - Historical Sciences
66
E - United States History
58
R - Medicine
37
Z - Library Science
34
M - Music
12
U - Military Science
11
V - Naval Science
7