 | Maryland Geological Survey - 1898 - 630 Seiten
...0.91 The specimens operated upon, it should be stated, were cut in the form of inch cubes. Each iras immersed for half an hour in the boiling solution...productive of certain results which are well worth a moment's consideration. Thus the red sandstone from Seneca Creek, Maryland, with a specific gravity... | |
 | Maryland Geological Survey - 1898 - 628 Seiten
...0.91 The specimens operated upon, it should be stated, were cut in the form of inch cubes. Each ivas immersed for half an hour in the boiling solution...productive of certain results which are well worth a moment's consideration. Thus the red sandstone from Seneca Creek, Maryland, with a specific gravity... | |
 | Geological Survey (U.S.) - 1910 - 342 Seiten
...tests of Maryland granites. Merrill states that the inch cubes were immersed for half an hour in a boiling solution of sulphate of soda and then hung...performance being repeated daily throughout the four weeks of the experiment. The result is assumed to be analogous to that of freezing. Strength and other physical... | |
 | George Samuel Rice - 1910 - 820 Seiten
...tests of Maryland granites. Merrill states that the inch cubes were immersed for half an hour in a boiling solution of sulphate of soda and then hung...performance being repeated daily throughout the four weeks of the experiment. The result is assumed to be analogous to that of freezing. Strength and other physical... | |
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Each v.*as immersed for half an hour in the boiling solution of sulphate of soda, and then hung up to dry, this performance being repeated daily throughout the four weeks which the experiment lasted. Although as above noted this process is practically... 
