Signum
E - United States History
3 340
F - General American History
3 059
P - Language and Literature
1 003
M - Music
423
Z - Library Science
413
H - Social Science
392
G - Geography, Anthropology, Recreation
367
K - Law
305
N - Fine Arts
237
J - Political Science
235
A - General Works
213
C - Historical Sciences
195
Q - Science
189
B - Philosophy, Psychology, Religion
181
R - Medicine
118
L - Education
107
T - Technology
100
S - Agriculture
97
D - World History
83
U - Military Science
24
V - Naval Science
15