Show COPPER MINES experiment ING ON NEW USE FOR O 0 the largest copper mines in th the united states are at a standstill no definite time tor for reopening can be set the situation depends entirely on reduction of surplus metal stocks several of the copper mining corn com banies are arev experimenting in the manufacture of copper utin sels which will wili furnish a new outlet tor for copper satisfactory progress in these experiments Is announced and the wearing qualities of copper partied laray recommend it for many classes of articles |