Show the production of copper from california for 1913 changed but little from the pounds produced in 1912 As in previous years the largest output was from the shasta county region with important production from the foothill belt the shasta county district will probably show a slight increase over the pounds produced in 1912 the production of copper from tennessee will show little change from the IS pounds produced in 1912 As in previous p re years the output came from the ducktown Duck town district estimates based on figures published by the bureau of statistics and also by the copper producers association indicate that the exports of copper for 1913 will show a marked increase over those for 1912 and may eq equal ual pounds |