§ Miss. Code § 23-15-1039(untitled)

Election of representatives in Congress in event of change in number of
representatives to which state is entitled.
Should an election of representatives in Congress occur after the number of representatives to
which the state is entitled shall be changed, in consequence of a new apportionment being made
by Congress, and before the districts shall have been changed to conform to the new
apportionment, representatives shall be chosen as follows: In case the number of representatives
to which the state is entitled be increased, then one (1) member shall be chosen in each district as
organized, and the additional member or members shall be chosen by the electors of the state at
large; and if the number of representatives shall be diminished, then the whole number shall be
chosen by the electors of the state at large.