Puerto Rico hosts 5th Inter-American Congress of Municipalities and entertains the delegates with a top-team baseball game

Title: "Mayors of The Americas - Puerto Rico Is Host" superimposed over delegates looking at model of hydroelectric power cam project / PAN from welcome sign: "Welcome to the 5th Inter-American Congress of municipalities - Bienvenidos al 58 Congreso Interamericano de Municipalidades" to Normandie Hotel / INT meeting / MS Felisa Rincon De Gautier, Mayor of San Juan, presides / Side view delegates / CU Gov. Luis Munoz Marin of Puerto Rico stands beside Rincon De Gautier, addresses delegates / Angle view Rincon De Gautier and others rise and applaud as Marin finishes / PAN Delesseps S. Morrison, Mayor of New Orleans, at educational exhibition / MS Guatemalan delegates look at display / WS delegates on terrace overlooking airport under construction / Back view delegates, with construction work on air terminal in bg / PAN the Sixto Escobar ball park / VS Robert F. Wagner, Jr. New York City Mayor, and wife Susan seated in stands / Wagner shakes hands with Herman Franks, Coach of the New York Giants and Manager of the Santurce baseball club in Puerto Rico / WS spectators stand up / WS Willie Mays, Giants' outfielder, hits ball / player reaches third / MS fans cheer / CU Mays shakes hands with Wagner and others / Note: exact day not known