A - General Works 6,970
B - Philosophy, Psychology, Religion 102,925
C - Historical Sciences 5,955
D - World History 66,864
E - United States History 185,212
F - General American History 15,711
G - Geography, Anthropology, Recreation 18,632
H - Social Science 110,613
J - Political Science 26,409
K - Law 20,066
L - Education 22,337
M - Music 92,434
N - Fine Arts 63,928
P - Language and Literature 165,518
Q - Science 62,237
R - Medicine 32,837
S - Agriculture 8,621
T - Technology 30,835
U - Military Science 4,844
V - Naval Science 1,645
Z - Library Science 5,494
QA - Mathematics 26,114
QC - Physics 8,146
QH - Natural History and Biology 5,500
Q - General Science 5,472
QD - Chemistry 3,873
QP - Physiology 3,725
QL - Zoology 3,290
QB - Astronomy 1,903
QK - Botany 1,489
QE - Geology 1,339
QR - Microbiology 1,019
QM - Human Anatomy 335