CLASSIFICATION
H - Social Science
171 800
P - Language and Literature
117 579
Q - Science
81 876
L - Education
78 282
D - World History
57 896
T - Technology
48 956
R - Medicine
36 572
B - Philosophy, Psychology, Religion
35 525
N - Fine Arts
24 758
J - Political Science
24 117
G - Geography, Anthropology, Recreation
23 636
K - Law
22 701
M - Music
20 079
C - Historical Sciences
17 383
F - General American History
12 335
S - Agriculture
11 389
Z - Library Science
10 368
A - General Works
8 500
E - United States History
7 858
V - Naval Science
3 514
U - Military Science
2 091