Classification
H - Social Science
3,751
M - Music
1,144
R - Medicine
552
P - Language and Literature
460
F - General American History
391
S - Agriculture
378
L - Education
268
Q - Science
252
D - World History
207
C - Historical Sciences
194
B - Philosophy, Psychology, Religion
174
E - United States History
144
T - Technology
126
G - Geography, Anthropology, Recreation
70
A - General Works
68
K - Law
56
J - Political Science
53
Z - Library Science
38
N - Fine Arts
17
U - Military Science
4
V - Naval Science
1