Classification
R - Medicine
307
D - World History
109
B - Philosophy, Psychology, Religion
99
Q - Science
88
T - Technology
43
P - Language and Literature
34
E - United States History
26
C - Historical Sciences
20
A - General Works
15
G - Geography, Anthropology, Recreation
4
H - Social Science
4
F - General American History
1
Z - Library Science
1