A - General Works 6,947
B - Philosophy, Psychology, Religion 101,300
C - Historical Sciences 5,775
D - World History 65,727
E - United States History 183,708
F - General American History 15,302
G - Geography, Anthropology, Recreation 18,204
H - Social Science 108,277
J - Political Science 25,861
K - Law 19,556
L - Education 21,808
M - Music 91,680
N - Fine Arts 61,311
P - Language and Literature 160,132
Q - Science 61,253
R - Medicine 32,280
S - Agriculture 8,334
T - Technology 30,103
U - Military Science 4,763
V - Naval Science 1,635
Z - Library Science 5,355
QA - Mathematics 25,777
QC - Physics 7,982
QH - Natural History and Biology 5,390
Q - General Science 5,377
QD - Chemistry 3,771
QP - Physiology 3,677
QL - Zoology 3,244
QB - Astronomy 1,873
QK - Botany 1,468
QE - Geology 1,308
QR - Microbiology 1,027
QM - Human Anatomy 327