▁M aker . ▁Mr ▁Justice ▁Buck n ill ▁then ▁pron ounced ▁the ▁sentence ▁of ▁death . ▁Bernard ▁Sp ils bury , ▁who ▁went ▁on ▁to ▁become ▁a ▁famous ▁path ologist ▁and ▁who ▁gave ▁evidence ▁during ▁the ▁trial , ▁was ▁not ▁yet ▁involved ▁in ▁Fre em ason ry , ▁and ▁so ▁the ▁meaning ▁of ▁what ▁had ▁passed ▁between ▁Sed don ▁and ▁Buck n ill ▁was ▁lost ▁on ▁him ▁at ▁the ▁time . ▁However , ▁his ▁colle agues ▁who ▁also ▁provided ▁for ens ic ▁evidence ▁were ▁M asons , ▁and ▁they ▁were ▁aware ▁of ▁its ▁significance . ▁ ▁Sed don ▁was ▁h anged ▁by ▁John ▁Ell is ▁and ▁Thomas ▁Pierre point ▁at ▁Pent on ville ▁Pr ison ▁on ▁ 1 8 ▁April ▁ 1 9 1 2 . ▁After ▁his ▁execution ▁his ▁wid ow , ▁Margaret ▁Ann ▁Sed don , ▁returned ▁to ▁Liverpool ▁where ▁she ▁married ▁James ▁Donald ▁Camer on ▁on ▁ 4 ▁November ▁ 1 9 1 2 , ▁less ▁than ▁ 7 ▁months ▁after ▁her ▁husband ' s ▁execution . ▁Later ▁she ▁moved ▁with ▁Camer on ▁to ▁the ▁United ▁States , ▁taking ▁her ▁five ▁children ▁with ▁her . ▁ ▁Port ray als ▁In ▁the ▁ 1 9 5 7 ▁play ▁A ▁Dead ▁Secret ▁by ▁Rod ney ▁A ck land , ▁the ▁character ▁of ▁Sed don ▁under ▁the ▁name ▁of ▁Frederick ▁D ys on , ▁was ▁played ▁by ▁Paul ▁Sc of ield . ▁ ▁On ▁ 1 2 ▁April ▁ 1 9 5 9 , ▁the ▁television ▁series ▁Alfred ▁H itch cock ▁Pres ents