The American Journal of Science and ArtsS. Converse, 1859 |
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Página 2
... amount of this endwise resistance in pounds , and its ultimate effects at great depths , had not been determined . It was sup- posed that by making use of a weight of thirty or forty pounds and a small fishing line , this resistance ...
... amount of this endwise resistance in pounds , and its ultimate effects at great depths , had not been determined . It was sup- posed that by making use of a weight of thirty or forty pounds and a small fishing line , this resistance ...
Página 3
... amount of which in pounds , was determined for different cases , in which different forms of weight and differ ent sizes of lines were used ; and the entire inapplicability of the ordinary mode of sounding for great depths , and even ...
... amount of which in pounds , was determined for different cases , in which different forms of weight and differ ent sizes of lines were used ; and the entire inapplicability of the ordinary mode of sounding for great depths , and even ...
Página 7
... amount of line which it is to contain . A tube four inches in diameter will contain nearly a mile of line to each foot of the tube . Sinker and Specimen - tube . - The sinker is made of cast iron or lead of any desired weight ...
... amount of line which it is to contain . A tube four inches in diameter will contain nearly a mile of line to each foot of the tube . Sinker and Specimen - tube . - The sinker is made of cast iron or lead of any desired weight ...
Página 10
... amount of barren veinstone connected with these ores . On the main land , about two miles distant , the vein reappears a little way back from the shore , where it is much split up ; but when followed a few rods farther to the northwest ...
... amount of barren veinstone connected with these ores . On the main land , about two miles distant , the vein reappears a little way back from the shore , where it is much split up ; but when followed a few rods farther to the northwest ...
Página 13
... amount of the stuff which is quarried out , were it desirable to ship a perfectly pure ore . The average yield of the ore shipped would , in point of fact , fall but little below that given by the following analyses . III . b . 1 . II ...
... amount of the stuff which is quarried out , were it desirable to ship a perfectly pure ore . The average yield of the ore shipped would , in point of fact , fall but little below that given by the following analyses . III . b . 1 . II ...
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Términos y frases comunes
acetic acetic acid action altitude ammonia animal appears arm-plates arms Aurora auroral light beds bicarbonate carbonate of lime carbonate of magnesia carbonic acid chemical chemical affinity chlorid coal coast color containing copper crystalline crystals decomposed decomposition deposits dilute dissolved dolomite east fact feet Flathead River force formation fossils gallic acid geological gypsum heat hydrochloric acid inch iron Kootanie Lake lava light limestone magnesia magnetic manganese mass meteoric miles mineral mountains mouth-shields nearly observed obtained occur odor Ophiura origin oxyd oxygen papillæ passed phenomena pieces plants plates portion potash precipitate present Prof quantity radials remarkable river rocks salt sand sandstone SECOND SERIES seen side silicic silicic acid soda soil soluble solution species specimens strata streamers substance sulphate of lime sulphate of magnesia sulphuric acid surface tain temperature thick tion torsion tube vapor weight XXVIII zirconium
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