Classification
F - General American History
1,154
Q - Science
769
P - Language and Literature
196
R - Medicine
150
D - World History
102
B - Philosophy, Psychology, Religion
94
M - Music
81
A - General Works
59
S - Agriculture
54
C - Historical Sciences
48
T - Technology
14
H - Social Science
10
G - Geography, Anthropology, Recreation
8
Z - Library Science
7
E - United States History
1
L - Education
1
N - Fine Arts
1
U - Military Science
1