Quote from Calumet Copper Country Metropolis, Oct 18 1901 The dangerous occupation of copper mining has again claimed two victims.Two brave and experienced Cornish miners, John Henry Glanville ,better kown to his associates as Harry Glanville and Josiah Seals were literally blown to pieces about 5;30 this morning in the drift south of the 49th level, No.2 shaft , Calumet branch of the Calumet and Hecla mine.