Classification
P - Language and Literature
16,293
Q - Science
311
D - World History
123
H - Social Science
118
B - Philosophy, Psychology, Religion
110
A - General Works
109
M - Music
80
R - Medicine
49
N - Fine Arts
34
J - Political Science
20
G - Geography, Anthropology, Recreation
18
S - Agriculture
17
K - Law
12
T - Technology
11
E - United States History
7
F - General American History
5
L - Education
5
U - Military Science
4
C - Historical Sciences
3
Z - Library Science
2