How do I find?

Sort order differs between Dewey and LC classification systems. The following is the correct way to sort in both systems.

i = integer/whole number sorting (e.g. 9, 35, 112)
d = alphabetical/decimal sorting (e.g. 112, 35, 9)

Library of Congress:
BH 301.53 .M54 M44 1985
dd iii dd ddd ddd iiii

Dewey:
231.72 S6753k, 1986
iii dd dddddd iiii