Show I r CIl UI l US IN IX I I. I s Than Thull 11 Mines lInC Ide hie A S U p I I y I Less than 2 O mines e to tho the conner that u I the number numb r of ot mines mines with V as lUI HI much uch a ut CHI pounds per annum of or output Of Ot these 58 ar are In the United Slit t s s The bulk of the worlds world's supply auppl c from about 17 mines only three firths of It by b five rive great mines one fifth of of 1 It Ii b by one mine nUne Th The Tho United State States I Is thi tin tin- greater producer Mexico Is IR sets e e ond Spain third Germany German which whelm consumes cot con copper only less loss than the United States and amid Great Britain has but two twi large mines Barring the Unite I States tates Mexico and Great Britain t fieri ter lr Is Iii no Immediate Increase of or product production lorIn lor In sight The Tho United States In 1906 produce 55 per cent of the worlds world's total I 1 15 pounds pound of copper opper In ton ten ypan yeam- MI the Increase In the time worlds world's product prod Inn hn of ot copper has lias been 84 per cent that Iff ithe i 1 the United States US per cent T Tic 1 increase nse In product since Inee 1899 ha has be Iest M due to development In the Limo United SI it v Mexico and Canada from to I r o. o the worlds world's product Increased hv hy i 3 long tons tona North America liK H tons or of the gain Montana A i 11 izona i zona and Lake Superior furnIsh m mr r than seven eighths of total O States product The Time copper COPIer Ind UN tr r practically began here hero in 18 1850 l with t 6 o tons of total production 57 72 tons Lotus lit if n II from Michigan an Arizona came ame Int lit lit- prominence in 1880 Montana In iii is H. isi |