CLASSIFICATION
Z - Library Science
582
P - Language and Literature
175
H - Social Science
167
Q - Science
88
L - Education
69
D - World History
68
R - Medicine
61
G - Geography, Anthropology, Recreation
31
M - Music
29
B - Philosophy, Psychology, Religion
28
J - Political Science
24
S - Agriculture
22
T - Technology
20
K - Law
18
N - Fine Arts
14
A - General Works
12
C - Historical Sciences
8
E - United States History
6
F - General American History
4