CLASSIFICATION
H - Social Science
200
D - World History
143
P - Language and Literature
51
G - Geography, Anthropology, Recreation
34
L - Education
33
Q - Science
33
B - Philosophy, Psychology, Religion
20
T - Technology
13
A - General Works
12
N - Fine Arts
12
C - Historical Sciences
10
J - Political Science
10
K - Law
7
S - Agriculture
4
Z - Library Science
3
M - Music
2
U - Military Science
2
R - Medicine
1