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Books Bücher 1 - 3 von 3 in Col.Totten, in view of the difficulty of making permanently tight joints even with...
" Col.Totten, in view of the difficulty of making permanently tight joints even with the strongest cements, instituted a series of experiments to ascertain the actual expansion and contraction of granite, sandstone and marble when subjected to ordinary... "
...The Physical, Chemical and Economic Properties of Building Stones - Seite 109
von George Perkins Merrill - 1898 - 123 Seiten
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Report

Maryland Geological Survey - 1898
...(2nd) because through expansion the tenacity of the stone is weakened. As long ago as 1832 Col.Totten, in view of the difficulty of making permanently tight...recent years some good work in this line has been dono under the direction of the Ordnance Department of the US Army. Жо. Specimens tested. Ortalnal...
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Report

Maryland Geological Survey - 1898
...(2nd) because through expansion the tenacity of the stone is weakened. As long ago as 1832 Col.Totten, in view of the difficulty of making permanently tight...yet it produces a weakening effect which is of both economiiand geologic significance. Within recent years some good work in this line has been done under...
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Stones for Building and Decoration

George Perkins Merrill - 1903 - 551 Seiten
...ratio of expansion and contraction. — Tests of this nature are of value for the purpose of (ist) making proper allowance for expansion in parapet walls...1.005416 inches in length. The amount is apparently trifling7ryeT if~pro3uces a weakening effect which is of both economic and geologic significance. Within...
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