FEDERAL PROBE INTO VIGILANTE ROLE AT HARRISON8v United Preu.HARRISON, Jan. 19—Thu federal government h-n begun an investigation of the vigilante rule which has reigned with the approval of the county officials here during tlusi week.A committee from the stale legislature is expected today to begin a probe of the lynching of £, C. Gregor and the flogging of more than a score of other strikers.C. A. Argabright and a corps of assistants from the department of justice, arrived today and began their investigation. It is understood that members of the citizens’ court will volunteer to appear before the legislative probing body.