Classification
H - Social Science
66
M - Music
42
Q - Science
39
F - General American History
38
A - General Works
25
N - Fine Arts
23
R - Medicine
14
S - Agriculture
13
K - Law
11
P - Language and Literature
10
B - Philosophy, Psychology, Religion
8
T - Technology
7
J - Political Science
2
L - Education
2
C - Historical Sciences
1
G - Geography, Anthropology, Recreation
1
U - Military Science
1
Z - Library Science
1