. P . ▁Morgan ) ▁in ▁an ▁amount ▁exceed ing ▁$ 3 7 5 , 0 0 0 ▁which ▁had ▁been ▁ma iled ▁to ▁ 3 1 ▁sav ings ▁and ▁loan ▁associations ▁in ▁California ▁and ▁a ▁bank ▁in ▁Minnesota ▁in ▁order ▁to ▁open ▁new ▁accounts ▁against ▁which ▁withdraw als ▁were ▁then ▁attempted , ▁and ▁documents ▁label led ▁" N eg oti able ▁Cert ificate ▁of ▁De pos it ", ▁also ▁of ▁J . P . ▁Morgan ▁& ▁Company ▁Ltd . ▁of ▁London , ▁which ▁had ▁been ▁circul ated ▁in ▁the ▁United ▁States . ▁Ad vert is ements ▁had ▁been ▁placed ▁in ▁U . S . ▁newsp apers ▁offering ▁for ▁sale ▁joint ▁vent ure ▁interests ▁by ▁Swiss ▁Car ib bean ▁Development ▁& ▁Fin ance ▁Corporation ▁of ▁Zur ich , ▁and ▁certific ates ▁of ▁depos it ▁issued ▁by ▁Trust ▁Company ▁of ▁J ama ica ▁Ltd . ▁After ▁being ▁released ▁from ▁prison ▁in ▁the ▁U . K ., ▁Mc Con ah y ▁was ▁extr ad ited ▁to ▁the ▁United ▁States ▁where ▁he ▁was ▁arrested ▁by ▁U . S . ▁Marsh alls ▁in ▁February ▁ 1 9 7 4 ▁after ▁he ▁stepped ▁off ▁the ▁plane ▁in ▁New ▁York . ▁He ▁was ▁charged ▁with ▁un law ful ▁flight ▁and ▁b ail ▁jump ing ▁and ▁extr ad ited ▁to ▁Wisconsin ▁where ▁he ▁was ▁conv icted ▁and ▁sent enced ▁to ▁an ▁additional ▁one - year ▁and ▁one ▁day ▁in ▁prison . ▁He ▁began ▁his ▁sentence ▁in ▁Sand stone , ▁Minnesota , ▁in ▁May ▁ 1 9 7 4 ▁and ▁was