CLASSIFICATION
P - Language and Literature
2,586
Q - Science
1,813
L - Education
1,609
H - Social Science
1,300
G - Geography, Anthropology, Recreation
510
R - Medicine
487
T - Technology
398
N - Fine Arts
312
D - World History
306
B - Philosophy, Psychology, Religion
295
J - Political Science
236
K - Law
134
Z - Library Science
88
C - Historical Sciences
74
A - General Works
69
S - Agriculture
68
E - United States History
51
M - Music
27
F - General American History
13
V - Naval Science
10
U - Military Science
2