CLASSIFICATION
P - Language and Literature
95
H - Social Science
64
Q - Science
32
D - World History
16
B - Philosophy, Psychology, Religion
12
T - Technology
12
N - Fine Arts
11
M - Music
10
C - Historical Sciences
9
J - Political Science
6
G - Geography, Anthropology, Recreation
5
S - Agriculture
5
K - Law
4
L - Education
3
R - Medicine
2
Z - Library Science
2
A - General Works
1
F - General American History
1