Classification
N - Fine Arts
1,895
P - Language and Literature
1,412
M - Music
539
D - World History
442
H - Social Science
410
B - Philosophy, Psychology, Religion
394
C - Historical Sciences
266
A - General Works
257
R - Medicine
206
T - Technology
195
F - General American History
178
L - Education
160
G - Geography, Anthropology, Recreation
136
Q - Science
106
U - Military Science
105
J - Political Science
99
E - United States History
93
K - Law
92
Z - Library Science
76
S - Agriculture
34
V - Naval Science
17