Robert L. Floyd served as the Acting Mayor of the City of Miami at the time of the adoption of Ordinance No. 3970. He signed the ordinance on April 19, 1950, which amended the Fire Zones by extending Fire Zone Number 1 to include additional areas within the city limits (p. 345). His signature appears alongside that of F. L. Correll, the City Clerk, attesting to the official passage of the law (p. 345).