Cutterova Expanzívna klasifikácia - (Cutters Expansive Classification) (3)
A - General Works M - Natural History
B - Philosophy N - Botany
BR - Non-Judaeo-Christian O - Zoology
C - Judaism and Cristianity R - Technology
D - Ecclesiastical history S - Engineering
E - Biography T - Manufactures and Handicrafts
F - History U - Defensive and preservative arts
G - Geography V - Athletic and recreative arts
H - Social Sciences W - Fine arts
I - Sociology X - Languages
J - Political Science Y - Literature
L - Natural Sciences Z - Book arts