CLASSIFICATION
H - Social Science
3,383
A - General Works
343
D - World History
211
C - Historical Sciences
196
S - Agriculture
143
J - Political Science
126
G - Geography, Anthropology, Recreation
125
T - Technology
119
F - General American History
65
M - Music
51
Q - Science
49
L - Education
42
P - Language and Literature
20
R - Medicine
20
B - Philosophy, Psychology, Religion
18
K - Law
18
E - United States History
14
Z - Library Science
6
N - Fine Arts
5
U - Military Science
5