| United States. Congress - 1871 - 708 էջ
...extracted from tho uj,m-«ou the Comatock lode ; their present and probj'oie future production : also the geological and practical value of said tunnel as an exploring work, and ils general bearing upon our mining and other national interests in ascertaining tho practicability... | |
| 1872 - 456 էջ
...the mines on the Comstock being worked through it. No machinery is used on the surface. Nos. 2 and 3. Their present and probable future production, and...practical value of said tunnel as an exploring work. We have, to begin with, (page 19, " Sutro Tunnel,") 3,000 miners to carry to and from their work, an... | |
| United States. Commission upon the Sutro Tunnel (1872) - 1872 - 1070 էջ
...the Ophir mine since the incorporation of the company, in July, 1S60. 84,631.539 10. Nos. 2 and 3. Their present and probable future production, and...the geological and practical value of said tunnel as au exploring work. In answer to congressional question No. 3, I will briefly state, as to its geological... | |
| United States. Congress. House - 1872 - 1094 էջ
...extracted from the mines on the Comstock lode ; their present and probable future production ; also, the geological and practical value of said tunnel as an exploring work, and its general bearing upon onr mining and other national interests in ascertaining the practicability... | |
| United States. Sutro Tunnel Commission - 1872 - 1086 էջ
...bullion extracted from the mines on the Comstock lode; their present and probable future production; also the geological and practical value of said tunnel as an exploring work, and its general bearing upon our mining and other national interests in ascertaining the practicability... | |
| United States. Sutro Tunnel Commission - 1872 - 66 էջ
...probable cost of the proposed tunnel, and its value as an aid to deep mining on the Comstock lode. 3. The geological and practical value of said tunnel as an exploring work. Should your reply to the foregoing not be ready before the commission leave Virginia City, please forward... | |
| United States - 1873 - 1192 էջ
...the mines on e?ate1(what.t0 tne Comstock lode ; their present and probable future production ; abo the geological and practical value of said tunnel as an exploring work, and its general bearing upon our mining and other national interesta in ascertaining the practicability... | |
| United States - 1873 - 1188 էջ
...from the mines on BtateThat.'0 the Comstock lode ; their present and probable future production ; also the geological and practical value of said tunnel as an exploring work, and its general bearing upon our mining and other national interests in ascertaining the practicability... | |
| Rossiter Worthington Raymond - 1873 - 584 էջ
...extracted from the mines on .the Comstock lode; their present and probable future production; also, the geological and practical value of said tunnel as an exploring work, and its general bearing upon our mining and other national interests in ascertaining the practicability... | |
| United States - 1881 - 572 էջ
...from the state what. mines on the Comstock lode; their present and probable future production ; also the geological and practical value of said tunnel as an exploring work, and its general bearing upon our mining and other national interests in ascertaining the practicability... | |
| |