Classification
P - Language and Literature
279
D - World History
137
M - Music
77
K - Law
52
H - Social Science
32
Q - Science
24
B - Philosophy, Psychology, Religion
19
N - Fine Arts
19
A - General Works
16
F - General American History
14
G - Geography, Anthropology, Recreation
4
J - Political Science
4
L - Education
3
R - Medicine
3
S - Agriculture
3
U - Military Science
3
T - Technology
2
Z - Library Science
2
C - Historical Sciences
1
V - Naval Science
1