סימן המיקום
H - Social Science
574
L - Education
63
K - Law
36
T - Technology
16
S - Agriculture
12
F - General American History
9
D - World History
7
P - Language and Literature
5
C - Historical Sciences
3
J - Political Science
3
Q - Science
3
Z - Library Science
3
G - Geography, Anthropology, Recreation
2
R - Medicine
1