Show the american Refract ories company has completed the trucking of tons of burned from its storage bins at the double eale eagle mine 13 miles southwest of valley to tile the railroad the magnettie mag nestie is being 0 shipped east to the storage points of tile the company for use as needed the is tile the last of that burned and stored at the mine by the company before mining operations in were closed down the rm gener general a 1 belief that the ancients were able to harden a or tern copper to a greater extent exten t that is now possible is rayth myth 7 i ln the opinion of the united states geological sur vey ey department j of the interior it is well known to metal that hat processes presses of rolling will harden copper to ome extent other and that it edn can also be bc hardened by the addition of or Illet ln t als specimen of ancient so c illch called tempered 10 he heraper copper toa to a greater extent than is now possible possibly is b dimply no harder than gepper copper eliat is manufactured today to d day ny or to haply an alloy 10 lo v of copper ani and some soine other metal |