6 BULLETIN 131, UNITED STATES NATIONAL MUSEUM 



1905 



Gold, fine ounces, 60,515.91 $1, 250, 863. 85 



Silver, fine ounces, 8,626,794.55 5, 196, 270. 51 



Lead, pounds, 269,791,456 12, 257, 198. 43 



Copper, pounds, 6,661,400 1, 025, 189. 46 



Zinc, pounds, 2,174,960 127, 887. 89 



Total value 19, 876,409. 89 



1906 



Gold, fine ounces, 58,762.32 1, 214, 617. 15 



Silver, fine ounces, 9,136,860.73 6, 071, 443. 96 



Lead, pounds, 255,966,083 14, 487, 680. 30 



Copper, pounds, 11,640,565 2, 252, 449. 32 



Zinc, pounds, 1,447,000 91,426. 30 



Antimony, pounds, 90,000 20, 700. 00 



Total value 24, 138, 317. 03 



1907 



Gold, fine ounces, 66,426.29 1, 373, 031. 40 



Silver, fine ounces, 8,491,366.13 5, 546, 553. 82 



head, pounds, 234,404,920 12, 470, 341. 74 



•Copper, pounds, 10,487,905 2, 241, 177. 17 



;Zinc, pounds, 9,192,551 534,087. 21 



Total value ,„ 22, 165, 191. 34 



1908 



Gold, fine ounces, 68,145.16 „_ — 1, 409, 992. 97 



Silver, fine ounces, 7,660,507.38 4, 407, 811. 63 



Lead, pounds 207,998,499 8, 764, 485. 35 



Copper, pounds, 10,110,506 1, 336, 60S. 89 



Zinc, pounds, 64,000 3, 020. 80 



Total value 15, 561, 131. 64 



1909 



Gold, fine ounces, 70,898,938 1, 465, 487. 05 



Silver, fine ounces, 7,039,451.20 3, 625, 317. 40 



Lead, pounds, 217,594,679 9. 356, 571. 20 



Copper, pounds, 7,759,886 1, 034. 651. 50 



Zinc, pounds, 1,906,200 104, 841. 00 



Total value 15, 606, 862. 00 



1910 



Gold, fine ounces, 49,289.22 1, 018, 808. 26 



Silver, fine ounces, 7,890,388 4, 268, 813. 00 



Lead, pounds, 239,144,570 10, 761, 057. 70 



Copper, pounds, 5,837,639 753, 055. 40 



Zinc, pounds, 5,995,600 33, 513. 60 



Total value 17, 135, 695. 90 



