Classification
P - Language and Literature
97,418
M - Music
157
D - World History
75
B - Philosophy, Psychology, Religion
69
Q - Science
59
H - Social Science
57
L - Education
47
F - General American History
26
N - Fine Arts
22
G - Geography, Anthropology, Recreation
20
T - Technology
19
J - Political Science
8
S - Agriculture
7
A - General Works
5
E - United States History
5
K - Law
4
R - Medicine
4
Z - Library Science
4
C - Historical Sciences
1
U - Military Science
1