CLASSIFICATION
H - Social Science
194
D - World History
76
G - Geography, Anthropology, Recreation
65
K - Law
17
N - Fine Arts
12
Q - Science
12
T - Technology
12
L - Education
11
P - Language and Literature
9
J - Political Science
6
B - Philosophy, Psychology, Religion
5
S - Agriculture
5
A - General Works
2
C - Historical Sciences
2
U - Military Science
2