Classification
J - Political Science
691
K - Law
601
P - Language and Literature
457
M - Music
143
Z - Library Science
112
B - Philosophy, Psychology, Religion
104
A - General Works
81
D - World History
78
E - United States History
66
R - Medicine
57
C - Historical Sciences
47
F - General American History
37
Q - Science
24
H - Social Science
20
T - Technology
15
L - Education
8
S - Agriculture
4