 | Thomas Cromwell - Architecture - 1820 - 570 pages
...truth of this conclusion. The measures suggested were, to . continue the stream-works to the heads of the several streams; to examine more narrowly the...the general range of the veins. These measures met with the approbation of government, and were consequently carried into effect. Numerous trials were... | |
 | James Norris Brewer - Architecture - 1825 - 744 pages
...the name of Black Toms buildings. Many of the modern houses in the town have been erected with the the truth of this conclusion. The measures suggested...Numerous trials were made by driving and sinking on the veins previously known, and subsequently discovered. The mineral substances obtained, were subjected... | |
 | James Norris Brewer - Architecture - 1825 - 684 pages
...explore more fully the veins already known, and those that might be discovered by the trenches on tho surface of the rock ; and lastly, to try these veins...Numerous trials were made by driving and sinking on the veins previously known, and subsequently discovered. The mineral substances obtained, were subjected... | |
 | Physics - 1835 - 1076 pages
...lastly, to try these veins, at a considerable depth from the surface, by means of a gallery or level, to be driven into the mountain, in a direction nearly...right angles with the general range of the veins, selecting that quarter where they appeared to be most numerous. " These measures receiving the sanction... | |
 | Physics - 1835 - 574 pages
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The measures suggested for this purpose were, to continue the stream-works to the head of the several streams: to examine more narrowly the solid mass of the mountain, by means of trenches cut in every direction down to the firm rock ; to explore more... 