Classification
Q - Science
403
M - Music
119
F - General American History
94
A - General Works
68
D - World History
49
P - Language and Literature
37
R - Medicine
29
B - Philosophy, Psychology, Religion
18
C - Historical Sciences
13
S - Agriculture
13
E - United States History
9
H - Social Science
8
Z - Library Science
8
G - Geography, Anthropology, Recreation
5
L - Education
4
T - Technology
1
U - Military Science
1