Classification
P - Language and Literature
11,693
Q - Science
36
T - Technology
36
N - Fine Arts
7
H - Social Science
5
G - Geography, Anthropology, Recreation
3
K - Law
3
A - General Works
2
R - Medicine
2
S - Agriculture
2
B - Philosophy, Psychology, Religion
1
D - World History
1
F - General American History
1
J - Political Science
1
L - Education
1
M - Music
1
Z - Library Science
1