20-1-11: OFFICIAL CITY MAP:
The official map of the city shall be a certain map prepared by Paul O. Hall, engineer, compiled from the recorded plats of such city, and bearing the legend "Official Map of the City of Carbondale, Illinois, and adopted by Ordinance 932 of the City of Carbondale, Illinois, passed September 27, 1949". (Ord. 932 § 2)