ident of the Royal Institution； Edinburgh。〃
Jack Ryan； stopping before one of these advertisements； read it twice over； with extreme surprise。
〃Mr。 Starr！〃 he exclaimed。 〃Why； on the 4th of December I met him with Harry on the ladder of the Dochart pit！ That was ten days ago！ And he has not been seen from that time！ That explains why my chum didn't e to Irvine。〃
And without taking time to inform the President of the Royal Institution by letter； what he knew relative to James Starr； Jack jumped into the train； determining to go first of all to the Yarrow shaft。 There he would descend to the depths of the pit； if necessary； to find Harry； and with him was sure to be the engineer James Starr。
〃They ha