Philosophical MagazineTaylor & Francis, 1804 - Physics |
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Page 340
... mixture , 42 , or nearly 1-12th carbon . This mixture was exposed to a very high heat . The cru- cible was shapeless when taken from the furnace , but the contents were safe . The fusion was imperfect . The clay and charcoal evidently ...
... mixture , 42 , or nearly 1-12th carbon . This mixture was exposed to a very high heat . The cru- cible was shapeless when taken from the furnace , but the contents were safe . The fusion was imperfect . The clay and charcoal evidently ...
Page 343
... mixture , : 25 - of charcoal , or 1-20th . This mixture had fused in a very perfect manner , and a beautiful metallic spherule obtained which weighed 45 grains ; equal to 9 per cent . The quality was malleable iron as soft as copper ...
... mixture , : 25 - of charcoal , or 1-20th . This mixture had fused in a very perfect manner , and a beautiful metallic spherule obtained which weighed 45 grains ; equal to 9 per cent . The quality was malleable iron as soft as copper ...
Page 33
I. Mixture Charcoal 1-40th , or 500 grs . 121 A black rough earthy glass was obtained by the fusion of this mixture , not unlike a furnace cinder . It was care- fully examined , but without finding any trace of revived metal . II . Mixture ...
I. Mixture Charcoal 1-40th , or 500 grs . 121 A black rough earthy glass was obtained by the fusion of this mixture , not unlike a furnace cinder . It was care- fully examined , but without finding any trace of revived metal . II . Mixture ...
Contents
OF | 3 |
History of Astronomy for the Year 1803 Read at | 10 |
Gerions Errors | 14 |
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