3 1 , ▁ 1 8 6 6 ▁– ▁December ▁ 2 2 , ▁ 1 9 5 6 ) ▁was ▁an ▁American ▁politician ▁who ▁served ▁as ▁Massachusetts ▁Aud itor ▁from ▁ 1 9 1 5 – 1 9 3 1 ▁and ▁was ▁a ▁candidate ▁for ▁Mayor ▁of ▁Boston ▁in ▁ 1 9 2 5 ▁and ▁in ▁ 1 9 3 7 ; ▁and ▁United ▁States ▁Senator ▁in ▁ 1 9 3 6 . ▁ ▁Biography ▁He ▁was ▁born ▁on ▁July ▁ 3 1 , ▁ 1 8 6 6 , ▁to ▁Le vi ▁F . ▁Cook ▁and ▁El iza ▁Ryan . ▁One ▁of ▁his ▁brothers , ▁Washington ▁Cook , ▁was ▁also ▁involved ▁in ▁politics . ▁ ▁Further ▁reading ▁Howard , ▁Richard ▁T .: ▁Public ▁Official s ▁of ▁Massachusetts , ▁page ▁ 2 8 , ▁( 1 9 1 9 ). ▁'' Who ' s ▁who ▁in ▁State ▁Polit ics , ▁ 1 9 1 5 , ▁Boston , ▁MA : ▁Pract ical ▁Polit ics , ▁( 1 9 1 5 ), ▁page ▁ 4 2 . ▁ ▁References ▁▁▁▁ ▁Category : State ▁aud itors ▁of ▁Massachusetts ▁Category : 1 8 6 6 ▁birth s ▁Category : Year ▁of ▁death ▁missing ▁Category : M ass achusetts ▁Republic ans <0x0A> </s> ▁HT - 2 9 ▁is ▁a ▁human ▁colon ▁cancer ▁cell ▁line ▁used ▁extens ively ▁in ▁bi ological ▁and ▁cancer ▁research . ▁ ▁Character istics ▁ ▁Initial ly ▁derived ▁in ▁ 1 9 6 4 ▁by ▁J orgen ▁F og h ▁from ▁a ▁