. ▁Mc Cre esh ▁in ▁the ▁sen ate ▁upon ▁his ▁ret irement ▁in ▁ 1 9 5 8 . ▁ ▁Early ▁life ▁and ▁education ▁He ▁was ▁born ▁in ▁Philadelphia , ▁Pennsylvania ▁to ▁John ▁J . ▁and ▁Susan ▁( née ▁McC abe ) ▁Mc Cre esh . ▁He ▁was ▁a ▁row ing ▁champion ▁in ▁ 1 9 4 8 ▁for ▁the ▁P enn ▁Athlet ic ▁Row ing ▁Association . ▁ ▁He ▁served ▁in ▁the ▁Korean ▁War . ▁ ▁He ▁was ▁a ▁real ▁estate ▁bro ker ▁and ▁app ra iser . ▁He ▁attended ▁Saint ▁Joseph ' s ▁University ▁and , ▁in ▁ 1 9 5 0 , ▁graduated ▁with ▁a ▁Bach elor ▁of ▁Science ▁degree ▁in ▁political ▁science . ▁In ▁ 1 9 6 3 , ▁he ▁married ▁R ita ▁Mc T am ney . ▁He ▁also ▁served ▁as ▁a ▁page ▁in ▁the ▁Pennsylvania ▁State ▁sen ate ▁in ▁the ▁ 1 9 4 0 s . ▁ ▁Mc Cre esh ▁don ated ▁his ▁body ▁to ▁medical ▁science . ▁ ▁References ▁ ▁Category : 1 9 2 8 ▁birth s ▁Category : 2 0 1 6 ▁death s ▁Category : 2 0 th - century ▁American ▁polit icians ▁Category : Mil it ary ▁personnel ▁of ▁the ▁Korean ▁War ▁Category : P en nsylvan ia ▁Democr ats ▁Category : P en nsylvan ia ▁state ▁sen ators ▁Category : Pol it icians ▁from ▁Philadelphia ▁Category : Saint ▁Joseph ' s ▁University ▁al umn i <0x0A> </s> ▁Sil icon ▁Integr ated ▁Systems ▁( Si S ; ▁) ▁is ▁a