' s ▁manip ulations ▁and ▁mach in ations ". ▁On ▁October ▁ 2 7 , ▁ 1 9 5 2 , ▁Ho over ▁author ized ▁the ▁Boston ▁F BI ▁to ▁initi ate ▁a ▁security - type ▁investigation ▁on ▁Par s ons . ▁In ▁February ▁ 1 9 5 4 , ▁a ▁colle ague , ▁St ou f fer , ▁wrote ▁to ▁Par s ons ▁in ▁England ▁to ▁inform ▁him ▁that ▁St ou f fer ▁had ▁been ▁denied ▁access ▁to ▁class ified ▁documents ▁and ▁that ▁part ▁of ▁the ▁stated ▁reason ▁was ▁that ▁St ou f fer ▁knew ▁Commun ists , ▁including ▁Par s ons , ▁" who ▁was ▁a ▁member ▁of ▁the ▁Commun ist ▁Party ". ▁ ▁Par s ons ▁immediately ▁wrote ▁an ▁aff id av it ▁in ▁defense ▁of ▁St ou f fer , ▁and ▁he ▁also ▁def ended ▁himself ▁against ▁the ▁charges ▁that ▁were ▁in ▁the ▁aff id av it : ▁" This ▁alleg ation ▁is ▁so ▁pre post er ous ▁that ▁I ▁cannot ▁understand ▁how ▁any ▁reasonable ▁person ▁could ▁come ▁to ▁the ▁conclusion ▁that ▁I ▁was ▁a ▁member ▁of ▁the ▁Commun ist ▁Party ▁or ▁ever ▁had ▁been ." ▁In ▁a ▁personal ▁letter ▁to ▁St ou f fer , ▁Par s ons ▁wrote , ▁" I ▁will ▁fight ▁for ▁you ▁against ▁this ▁evil ▁with ▁everything ▁there ▁is ▁in ▁me : ▁I ▁am ▁in ▁it ▁with ▁you ▁to ▁the ▁death ." ▁The ▁charges ▁against ▁Par s ons ▁resulted ▁in ▁Par s ons ▁being ▁unable ▁to ▁particip ate ▁in ▁a ▁UN ES CO ▁conference