CLASSIFICATION
H - Social Science
2,859
P - Language and Literature
882
L - Education
627
G - Geography, Anthropology, Recreation
571
Q - Science
381
R - Medicine
348
T - Technology
318
B - Philosophy, Psychology, Religion
239
M - Music
161
J - Political Science
136
S - Agriculture
127
D - World History
120
A - General Works
90
N - Fine Arts
77
K - Law
76
C - Historical Sciences
54
Z - Library Science
40
E - United States History
32
F - General American History
19
V - Naval Science
10
U - Military Science
8