Journal of the Society of Arts, 2. kötet |
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4. oldal
The 44th number of the Journal contains a very important communication,
received through the Colonial Office, from the New Zealand Society on the
subject, particularly of the Phormium tenaac, or New Zealand flax. This
communication is ...
The 44th number of the Journal contains a very important communication,
received through the Colonial Office, from the New Zealand Society on the
subject, particularly of the Phormium tenaac, or New Zealand flax. This
communication is ...
5. oldal
The well-known competency of the author, and the vital importance of the subject,
will secure the fullest attention to his work. ... It is important that they should
continue to do what they do at present; but they might do it better and do more.
The well-known competency of the author, and the vital importance of the subject,
will secure the fullest attention to his work. ... It is important that they should
continue to do what they do at present; but they might do it better and do more.
18. oldal
But England and Wales seem, from recent events, to bid fair to take their place
among the most important gold-producing countries of the world. The precious
metal occurs here in a state of minute division in quartz rock. In Devonshire the
red ...
But England and Wales seem, from recent events, to bid fair to take their place
among the most important gold-producing countries of the world. The precious
metal occurs here in a state of minute division in quartz rock. In Devonshire the
red ...
20. oldal
The increase of attraction which takes place between old and mercury by heat, is
a point of great importance. t may be ... It was this simple trial, indeed, that
resulted in an important improvement in gold amalgamating apparatus, which will
...
The increase of attraction which takes place between old and mercury by heat, is
a point of great importance. t may be ... It was this simple trial, indeed, that
resulted in an important improvement in gold amalgamating apparatus, which will
...
23. oldal
... be more satisfactory than those from the mere thimblesuls used by the general
assayists. And yet, from the report upon these thimblefuls of dust, produced from
the Powdered ore, were large and important companies continually established.
... be more satisfactory than those from the mere thimblesuls used by the general
assayists. And yet, from the report upon these thimblefuls of dust, produced from
the Powdered ore, were large and important companies continually established.
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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