Show DAY AY EVENING MARCH 20 1922 Growth of lining g Industry y I By Ira C. C T Tichenor expansion of the mining industry of the United tes S is shown by figures cont contained ined in the official official announce announce- the thc e plans for the twenty-fifth twenty annual convention of the Mining congress to be held in Clevel Cleveland nd from to 14 that when the American Mining congress was organized ago the United States was just emerging from a 0 period yearS t tr v 01 1 depression and entering an era of ot rapid expansion and ande country had adopted the gold standard and the great e ent t. t The count toro tori the mining industry at at that time was to find a method of ot Ingi te large silver output V the twenty-five twenty years of ot the mining industry during past g remarkable It I is a story of ot the extraordinary industrial develop- develop leH gave to the United States those great resources of ot raw raw material Sue made possible the development of ot manufacturing and the then ae e a n of wealth in this country countr 9 91 the te total value of ot the mineral minerai production in iii the United States In 1920 the value of ot mineral production in the United as The Immense increase in the development of ot the industry is la well wel indicated by a comparison of ot coal production in 1897 1891 20 In 1897 the amount of ot coal mined In this country was 1920 the production amounted to torts to tod Similarly production in 1897 1891 was only tons and In 1920 opper production in 1897 amounted tp tons and in 1920 tons tons t. Equally remarkable Increases are shown In the production of and today the mining industry ranks as a th the largest collective In the United States Like agriculture it is js a foundation for the structure of ot the tho country county for tor It I furnishes the essential raw and nd the te necessary fuel for the maintenance and continuous e ent ent of ot American industry yea ar 1922 it Is 15 hoped as a the year 1897 1891 will wi mark a revival of the Industry and the opening of ot a great grea era of ot industrial prosperity The TheS S e already already auspicious A number of ot the great copper mines nUnes in the states states tates have resumed production Basic economic conditions it I Isy is y agreed reed have improved Demand for production of all al kinds is Isi i g. g The readjustment period Is almost completed and a a new period I prosperity has nas commenced |