A - General Works 6,969
B - Philosophy, Psychology, Religion 102,920
C - Historical Sciences 5,950
D - World History 66,863
E - United States History 185,206
F - General American History 15,708
G - Geography, Anthropology, Recreation 18,631
H - Social Science 110,608
J - Political Science 26,407
K - Law 20,066
L - Education 22,336
M - Music 92,432
N - Fine Arts 63,915
P - Language and Literature 165,510
Q - Science 62,237
R - Medicine 32,836
S - Agriculture 8,620
T - Technology 30,834
U - Military Science 4,844
V - Naval Science 1,645
Z - Library Science 5,493
BX - Christian Denominations 22,724
B - Philosophy 16,160
BF - Psychology 11,574
BS - The Bible 8,611
BR - Christianity 7,910
BL - Religions, Mythology, Rationalism 7,470
BT - Doctrinal Theology 7,159
BV - Practical Theology 5,310
BD - Speculative Philosophy 3,868
BJ - Ethics 3,646
BP - Islam, Bahaism, Theosophy 2,770
BM - Judaism 2,469
BQ - Buddhism 1,436
BC - Logic 1,008
BH - Aesthetics 728