INDEX. 



629 



Page. 



Boston and Colorado Smelting 

 Works — statement concerning 



ores pnrcliased 585 



production of 586 



Boston Silver Mining Association . . 618 



Boulder City, Colorado 479 



Boulder County, mines of 490 



Bowers, claim on Comstock 99 



Bowring, cited 287 



Bradley, G-. L 493 



Brastow, H. B 493, 548 



Breasting in Comstock mines 109 



timbering of 112 



Briggs lode, its relations to Greg- 

 ory 506,507,514,518 



Briggs mine 509, 518 



Bright, Mr., cited 402 



Bristol, Eugene S., qualitative de- 

 termination of Comstock waters. 88 



Bromide Flat 412, 428 



Brown lode, Colorado 595 



product of 597 



Brown Company's Smelting Works 606 

 Browne, J. Boss, cited 15, 98, 296, 361, 404 

 Brueckner's cylinder for roasting 



ores 610 



Buckeye mine 342, 383 



altitude of 348 



Buckley, Colonel, cited ^ 443 



Bnddee, A., cited 532 



Buel mine. Lander Hill, 353, 365, 368 



Buena Yista district, Humboldt 



County, Nevada 310 



BuUion product of Austin mines . . 382 



Colorado 491 



Comstock lode 



76, 189, 190 

 Georgetown dis- 

 trict 61& 



Page. 



Bullion product of Gilpin County, 



Colorado . 587, 588 

 White Pine dis- 

 trict 438, 439 



Bullion, gold, fineness of in Colo- 

 rado 553 



Bidlion mine, on Comstock lode . . 40, 99 

 Bunker Hill, in Toyabe Eauge . . 321, 335 



altitude of 347 



Burke and Hamilton claim, on Com- 

 stock 99 



Burleigh tunnel 604 



Burlington, Colorado 479 



Burns, J. M 350 



Burroughs lode 524, 531 



Burroughs Gold Mining Comj^any. 532 

 Bush lode, Colorado 598 



Cables, in use in Comstock mines . . 138 

 Cages, for hoisting in Comstock 



mines 117 



support of at shaft-mouth . . . 122 



speed in hoisting 122 



California mine, on Comstock lode 99 



analysis of ore 80 



at White Pine.... 432 

 mill at White Pine. 437,438 



lode, Colorado 524 



its relations to 



Gardner lode . . 539 

 Stalker and Stand- 

 ley mine 542 



Cambridge Silver Mining Company 393 



Cams for Nevada stamp mills 212 



curve of face 213 



Cam-shafts of Nevada mills 214 



Car in use in Comstock mines 117 



Carbon, station on Union Pacific 



Railroad 470 



