Show The PUtsburg iron mills have orders for 1000000 tons of rails and for S20 000 OCO worth of railroad equipment The modeln steel rail weighs from 70 to So pounds per yard At thc lesser weight Jtreguires J10 tons permile j Allowing the life Of arail tobe twenty years on the Pennsylvania road It is hut seven years then 1100qOO tons of new rails arc required annually on the roads already built In the United Stales to say nothing oC ncw l roads and thc demand from foreign countries It will be seen that hoWever doubtful other industries I may he the making of rails and the building of railroad equipment equip-ment will require steady increased I plants for many a year to come |