6 ▁in ▁ 1 9 5 0 ▁to ▁ 6 , 0 5 5 ▁in ▁ 1 9 6 0 , ▁approximately ▁ 5 5 . 8   percent . ▁ ▁John ▁F . ▁Kennedy ▁was ▁elected ▁President ▁of ▁the ▁United ▁States ▁in ▁ 1 9 6 0 ▁and ▁selected ▁La ▁Guer ida ▁as ▁his ▁Winter ▁White ▁House , ▁which ▁his ▁father ▁bought ▁in ▁ 1 9 3 3 . ▁In ▁December   1 9 6 0 , ▁police ▁in ▁Pal m ▁Beach ▁a vert ed ▁a ▁retired ▁postal ▁worker ' s ▁attempt ▁to ▁assass inate ▁then ▁president - elect ▁Kennedy . ▁The ▁president ▁would ▁also ▁spend ▁the ▁last ▁week end ▁of ▁his ▁life ▁in ▁Pal m ▁Beach , ▁several ▁days ▁before ▁his ▁assass ination ▁in ▁November   1 9 6 3 . ▁Y v ely ne ▁" De edy " ▁Mar ix ▁became ▁the ▁first ▁woman ▁elected ▁to ▁the ▁town ▁council ▁in ▁February   1 9 7 0 ▁and ▁later ▁became ▁the ▁first ▁woman ▁elected ▁mayor ▁of ▁Pal m ▁Beach ▁in ▁ 1 9 8 3 . ▁Between ▁ 1 9 7 1 ▁and ▁ 1 9 7 7 , ▁Earl ▁E . T . ▁Smith ▁served ▁as ▁mayor ▁of ▁Pal m ▁Beach . ▁He ▁was ▁previously ▁an ▁Amb assador ▁of ▁the ▁United ▁States ▁to ▁Cuba . ▁Pres ervation ist ▁Barbara ▁Hoff st ot ▁published ▁a ▁book ▁titled ▁" Land mark ▁Architecture ▁in ▁Pal m ▁Beach " ▁in ▁ 1 9 7 4 . ▁She ▁ ▁personally ▁photograph ed ▁and ▁summar ized