Show WAR CONTRIBUTES CONTRIBUTES' TO MINE RESCUES 11 I DE DENVER VER Colo Nov ov 13 Wars War's Wars War's contribution contribution con con- con I to the business of saving lives I in 10 mine accidents was shown here today for the first time when the United States bureau of oC mInes opened Its Us educational exhibit in connection with the annual convention con- con of ot the American mining congress Scores of oC men whose names' names are arc by bywords bywords I words in mining circles of f America were I i I here tonight to attend the opening of ot the twenty-third twenty annual convention of oC the American mining congress which will convene Monday |