the United States in the Eastern District of Penn- sylvania, at Philadelphia. After serv- ing on several juries a fugitive slave case name up that was first tried in Cumberland county several times and was finally heard by the Supreme Court of Pennsylvania. It decided the State Courts had no

the law be kept in sight to guide one who would fitly study the .general history of the times and fairly estimate the signifi­ cance of the local events, to be narrated. The Union of the States was only effected by the adoption of Art. IV; the general purpose of which was to require each State to give