 To be convinced of the importance of this precantion, it is sufficient to watch the operation of the furnace for a few moments, when an intermittent stream may be- seen to flow into a reservoir provided for it, and which by the former process was completely...  The American Journal of Science and Arts - Page 1961864Full view - About this book
 | 1864 - 496 pages
...sufficient to watch the operation of the furnace for a few moments, when an intermittent stream may he seen to flow into a reservoir provided for it, and...process was completely lost in the earth. On taking up 1he foundatious of some of the old furnaces, within the last two years, the metal was found to have... | |
 | John Ross Browne, James Wickes Taylor - 1867 - 374 pages
...precantion, it is sufficient to watch the operation of the furnace for a few moments, when an intermittent stream may be- seen to flow into a reservoir provided...to the bed-rock beneath, a depth of not less than twenty-five or thirty feet. Over two thousand flasks of mercury were thus recovered in a single year... | |
 | United States. Department of the Treasury, John Ross Browne - 1867 - 326 pages
...precaution, it is sufficient to watch the operation of the furnace for a few moments, when an intermittent stream may be seen to flow into a reservoir provided...of the old furnaces, within the last two years, the rnetal was found to have penetrated, or rather permeated, completely through the foundation and clay... | |
 | United States. Congress. House - 1867 - 780 pages
...precaution, it is sufficient to watch the operation of the furnace for a few moments, when an intermittent stream may be seen to flow into a reservoir provided...process was completely lost in the earth. On taking up tlie foundations of some of the old furnaces, within the last two years, the metal was found to have... | |
 | 1864 - 574 pages
...sufficient to watch the operation of the furnace for a few moments, when an intermittent stream may he seen to flow into a reservoir provided for it, and...within the last two years, the metal was found to have penetratbd, or rather permeated, completely through the foundation and clay of the substructure down... | |
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