Prisoners in the Sinn Fein Conspiracy Trial at Edinburgh In a two hour address at the High Court of Justiciary Edinburgh on Friday the Lord Advocate referring to the alleged 16 Sinn Feiners charged life and property said he thought the jury would be satisfied that a conspiracy was entered into unprecedented in its scope , unparalleled in its appalling design and unexampled in the terrible consequences it might have brought about James Devine , Bernard McCabe and Edward Magner 19 March 1921