The provisions of Ordinance 1720, adopted April 14, 1947, as amended, which ordinance is set out in the 1941 compilation of ordinances of the City of Waterloo at page P-4, and which ordinance governs the installation and use of parking meters on the streets of the City, is hereby expressly saved from repeal, and continued in full force and effect, as if set out at length in this Code. (1970 Code § 25-2)