Classification
D - World History
3,524
M - Music
3,486
J - Political Science
2,599
P - Language and Literature
958
F - General American History
695
A - General Works
692
B - Philosophy, Psychology, Religion
689
K - Law
657
H - Social Science
633
R - Medicine
597
N - Fine Arts
486
Z - Library Science
450
E - United States History
418
C - Historical Sciences
198
T - Technology
105
S - Agriculture
81
U - Military Science
46
L - Education
26
Q - Science
9
G - Geography, Anthropology, Recreation
7
V - Naval Science
2