Classification
L - Education
40
P - Language and Literature
17
H - Social Science
7
B - Philosophy, Psychology, Religion
4
R - Medicine
3
T - Technology
3
C - Historical Sciences
2
D - World History
1
G - Geography, Anthropology, Recreation
1
M - Music
1
N - Fine Arts
1
Q - Science
1
U - Military Science
1
Z - Library Science
1