CLASSIFICATION
P - Language and Literature
10
H - Social Science
8
D - World History
4
A - General Works
3
C - Historical Sciences
3
S - Agriculture
2
T - Technology
2
V - Naval Science
2
Z - Library Science
2
B - Philosophy, Psychology, Religion
1
J - Political Science
1
N - Fine Arts
1
Q - Science
1
R - Medicine
1