A - General Works 3,066
B - Philosophy, Psychology, Religion 49,579
C - Historical Sciences 17,387
D - World History 47,417
E - United States History 16,822
F - General American History 14,609
G - Geography, Anthropology, Recreation 10,884
H - Social Science 62,457
J - Political Science 15,365
K - Law 6,438
L - Education 11,036
M - Music 43,982
N - Fine Arts 54,993
P - Language and Literature 173,696
Q - Science 33,233
R - Medicine 9,269
S - Agriculture 3,424
T - Technology 10,234
U - Military Science 1,689
V - Naval Science 351
Z - Library Science 7,468
QA - Mathematics 6,845
QH - Natural History and Biology 3,725
QC - Physics 3,314
QD - Chemistry 3,055
QP - Physiology 3,008
QL - Zoology 2,874
Q - General Science 2,749
QE - Geology 2,405
QK - Botany 2,125
QB - Astronomy 1,990
QR - Microbiology 915
QM - Human Anatomy 212