Classification
H - Social Science
335
S - Agriculture
252
T - Technology
148
Q - Science
117
R - Medicine
79
K - Law
72
L - Education
65
D - World History
29
J - Political Science
27
Z - Library Science
22
A - General Works
13
G - Geography, Anthropology, Recreation
12
M - Music
10
B - Philosophy, Psychology, Religion
4
N - Fine Arts
4
C - Historical Sciences
2
E - United States History
2
P - Language and Literature
1
V - Naval Science
1