Journal of the Society of Arts, 2. kötet |
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1 - 5 találat összesen 75 találatból.
20. oldal
In order that amalgamation should take place at the bottom of the mercury, and at
the instant of crushin 3, it is necessary that the mercury should be kept constantly
at the crushing point. There it seizes upon the fine particles of gold the moment ...
In order that amalgamation should take place at the bottom of the mercury, and at
the instant of crushin 3, it is necessary that the mercury should be kept constantly
at the crushing point. There it seizes upon the fine particles of gold the moment ...
26. oldal
We are still ignorant regarding the quantity of the different proximate constituents
of aliment necessary for man's sustenance, even in his healthy and normal
condition. If the question were asked—How much carbon should an adult man ...
We are still ignorant regarding the quantity of the different proximate constituents
of aliment necessary for man's sustenance, even in his healthy and normal
condition. If the question were asked—How much carbon should an adult man ...
29. oldal
to the test of manufacture oxygen (says Mr. on whether from the atmosphere, or
from the direct "splication of the oxymuriatic acid, is necessary to the whitening "
all lax. I am not of that opinion; and I must appeal, from on more strongly put than'
...
to the test of manufacture oxygen (says Mr. on whether from the atmosphere, or
from the direct "splication of the oxymuriatic acid, is necessary to the whitening "
all lax. I am not of that opinion; and I must appeal, from on more strongly put than'
...
42. oldal
... necessary for entry in books or calculation, would be, to double the number of
the pounds to reduce them to the new coinage. The pound would be a multiple of
the unit of the gold COlsl. Yours, &c., |H. BEVAN. Llanelly Copper Works, Nov.
... necessary for entry in books or calculation, would be, to double the number of
the pounds to reduce them to the new coinage. The pound would be a multiple of
the unit of the gold COlsl. Yours, &c., |H. BEVAN. Llanelly Copper Works, Nov.
45. oldal
Without them schools and 'hurches wanted a necessary supplement. It was use**
Provide schools, if you did not provide the means of using and completing what
was acquired in them. It **les to provide churches and clergy, if you left the ...
Without them schools and 'hurches wanted a necessary supplement. It was use**
Provide schools, if you did not provide the means of using and completing what
was acquired in them. It **les to provide churches and clergy, if you left the ...
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advantage amount apparatus appears application Arts association attention believe better called carried cause classes combinations communication condition consideration considered cost Council Dated desirable discussion effect employed employers engines England established examination Exhibition exist experience fact feeling fish flax furnace George give given gold hand heat Henry important improvements increased Institution interest invention iron James John kind labour lecture less Literary London machine machinery manufacture material matter means Mechanics meeting ments metal mind nature necessary object obtained operation opinion passed patent persons practical prepared present principle printing produced profits quantity question received reference result Scientific Society street success supply taken things Thomas thought tion trade various wages whole