A - General Works 3,055
B - Philosophy, Psychology, Religion 49,339
C - Historical Sciences 17,378
D - World History 47,374
E - United States History 16,856
F - General American History 14,548
G - Geography, Anthropology, Recreation 10,772
H - Social Science 61,770
J - Political Science 15,243
K - Law 6,206
L - Education 10,773
M - Music 44,561
N - Fine Arts 55,053
P - Language and Literature 173,791
Q - Science 32,996
R - Medicine 8,952
S - Agriculture 3,385
T - Technology 10,041
U - Military Science 1,667
V - Naval Science 351
Z - Library Science 7,455
QA - Mathematics 6,761
QH - Natural History and Biology 3,708
QC - Physics 3,287
QD - Chemistry 3,025
QP - Physiology 3,003
QL - Zoology 2,863
Q - General Science 2,718
QE - Geology 2,398
QK - Botany 2,117
QB - Astronomy 1,984
QR - Microbiology 905
QM - Human Anatomy 211