CLASSIFICATION
L - Education
24,526
H - Social Science
22,237
P - Language and Literature
21,717
D - World History
11,543
K - Law
8,976
J - Political Science
3,529
C - Historical Sciences
2,926
T - Technology
2,881
G - Geography, Anthropology, Recreation
2,814
S - Agriculture
2,584
N - Fine Arts
2,532
Q - Science
2,050
A - General Works
1,809
B - Philosophy, Psychology, Religion
1,659
R - Medicine
1,547
V - Naval Science
890
M - Music
673
Z - Library Science
585
U - Military Science
465
E - United States History
447
F - General American History
357