Classification
H - Social Science
1,917
M - Music
694
S - Agriculture
307
L - Education
192
J - Political Science
191
D - World History
181
C - Historical Sciences
142
T - Technology
135
Z - Library Science
112
Q - Science
107
R - Medicine
92
N - Fine Arts
81
K - Law
77
B - Philosophy, Psychology, Religion
50
G - Geography, Anthropology, Recreation
47
P - Language and Literature
40
E - United States History
34
F - General American History
23
A - General Works
18
U - Military Science
12
V - Naval Science
6