Classification
H - Social Science
94
D - World History
70
A - General Works
35
M - Music
32
J - Political Science
24
K - Law
19
P - Language and Literature
17
L - Education
11
R - Medicine
8
G - Geography, Anthropology, Recreation
7
S - Agriculture
7
N - Fine Arts
6
B - Philosophy, Psychology, Religion
5
Z - Library Science
5
Q - Science
3
T - Technology
3
U - Military Science
1