Upon the adoption of an ordinance initiated by petition, the city clerk shall write on the margin of the record thereof "ordinance by petition No. . . . .," or "ordinance by vote of the people," and it cannot be repealed or amended except by a vote of the people.
[ 1965 c 7 s 35.17.340. Prior: 1911 c 116 s 21, part; RRS s 9110, part.]