 All the attempts at working them have, however, proved to be unprofitable ventures ; although a great deal of money has been spent in this way at various times since 1765. The same has been the case with the other metalliferous veins of New England ;...  Geographical and Geological Surveys - Stran 93avtor: Josiah Dwight Whitney - 1875 - 96 straniCelotni ogled - O knjigi
 | Massachusetts. Geological Survey, Edward Hitchcock - 1833 - 714 strani
...stated; viz. that the central parts of Hampshire county contain extensive deposits of lead, which may be of great value to posterity, if not to the present generation. Probably many more veins will hereafter be discovered, since little examination has been made with... | |
 | Massachusetts. Geological Survey - 1841 - 348 strani
...stated; viz. that the central parts of Hampshire county contain extensive deposits of lead, which may be of great value to posterity, if not to the present generation. Probably many more veins will hereafter be discovered, since little examination has been made with... | |
 | Edward Hitchcock, Massachusetts. Geological Survey - 1841 - 348 strani
...stated; viz. that the central parts of Hampshire county contain extensive deposits of lead, which may be of great value to posterity, if not to the present generation. Probably many more veins will hereafter be discovered, since little examination has been made with... | |
 | Josiah Dwight Whitney - 1854 - 556 strani
...remarks,* " that the central parts of Hampshire County contain extensive deposits of lead, which may be of great value to posterity, if not to the present generation." Thus far, the result of the explorations has not been of a nature to render us very sanguine of the... | |
 | Josiah Dwight Whitney - 1875 - 100 strani
...slight, and, consequently, differences of level of a few inches will be of the greatest importance. 92 organization of a geological survey then should be...the case with the other metalliferous veins of New Eng93 land ; almost without exception the mines which have been opened on them have been disastrous... | |
 | Jared Sparks, Edward Everett, James Russell Lowell, Henry Cabot Lodge - 1875 - 500 strani
...State would, no doubt, be agreeable to the owners of the land beneath whose surface our coal-fields aro presumed to lie ; but it would hardly be considered...the case with the other metalliferous veins of New England ; almost without exception the mines which have been opened on them have been disastrous failures.... | |
 | 1832 - 954 strani
...stated ; viz. that the central parts of Hampshire county contain extensive deposits of lead, which may be of great value to posterity, if not to the present generation. Probably many more veins will hereafter be discovered, since little examination has been made with... | |
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