סימן המיקום
N - Fine Arts
38
D - World History
23
H - Social Science
13
P - Language and Literature
13
B - Philosophy, Psychology, Religion
7
J - Political Science
7
R - Medicine
6
T - Technology
6
M - Music
5
G - Geography, Anthropology, Recreation
2
F - General American History
1
K - Law
1
S - Agriculture
1
Z - Library Science
1