Classification
Z - Library Science
203
E - United States History
129
F - General American History
49
M - Music
46
P - Language and Literature
44
D - World History
19
B - Philosophy, Psychology, Religion
17
R - Medicine
12
A - General Works
10
H - Social Science
10
C - Historical Sciences
9
J - Political Science
6
K - Law
3
L - Education
3
T - Technology
3
G - Geography, Anthropology, Recreation
2
U - Military Science
1