▁on ▁June ▁ 8 , ▁ 1 9 5 9 , ▁when ▁a ▁letter - st uff ed ▁Reg ulus ▁cru ise ▁miss ile ▁was ▁successfully ▁launched ▁from ▁the ▁U . S . ▁Navy ▁sub marine ▁USS ▁Bar bero . ▁ ▁Death ▁and ▁legacy ▁Summer field ▁died ▁in ▁West ▁Pal m ▁Beach , ▁Florida , ▁on ▁April ▁ 2 6 , ▁ 1 9 7 2 , ▁at ▁the ▁age ▁of ▁ 7 3 . ▁ ▁Summer field ▁is ▁inter red ▁in ▁Sun set ▁Hills ▁C emetery ▁in ▁Fl int , ▁Michigan . ▁ ▁Summer field ' s ▁book , ▁U . S . ▁Mail ▁The ▁Story ▁of ▁the ▁United ▁States ▁Post al ▁Service ▁( By ▁Summer field ▁as ▁told ▁to ▁Charles ▁H urd ) ▁was ▁published ▁in ▁ 1 9 6 0 . ▁ ▁Qu ote ▁Before ▁man ▁reaches ▁the ▁moon ▁your ▁mail ▁will ▁be ▁delivered ▁within ▁hours ▁from ▁New ▁York ▁to ▁California , ▁to ▁England , ▁to ▁India ▁or ▁to ▁Australia ▁by ▁gu ided ▁miss iles .... ▁We ▁stand ▁on ▁the ▁threshold ▁of ▁ro cket ▁mail . ▁ ▁References ▁ ▁External ▁links ▁The ▁Political ▁Gra vey ard ▁▁ ▁Miss ile ▁Mail ▁National ▁Post al ▁Museum ▁Ret ro f uture ▁ ▁Miss ile ▁Mail ▁United ▁States ▁Post al ▁Service ▁Pap ers ▁of ▁Arthur ▁E . ▁Summer field , ▁D w ight ▁D . ▁Eisen h ower ▁President ial ▁Library ▁ ▁| - ▁ ▁Category : 1 8 9 9 ▁birth s ▁Category : 1 9 7 2 ▁death s ▁Category : 2