CLASSIFICATION
P - Language and Literature
2,516
Q - Science
1,803
H - Social Science
1,298
L - Education
1,130
G - Geography, Anthropology, Recreation
509
R - Medicine
486
T - Technology
380
N - Fine Arts
312
D - World History
301
B - Philosophy, Psychology, Religion
286
J - Political Science
235
K - Law
131
Z - Library Science
88
S - Agriculture
60
E - United States History
37
A - General Works
35
C - Historical Sciences
26
F - General American History
10
M - Music
9
U - Military Science
1