The British encyclopedia, or, Dictionary of arts and sciences, Volume 3C. Whittingham, 1809 |
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... contained under them will be equal to the parallelogram contained under tangents drawn through the vertices of any other two conjugate dia- meters . 7. If a right line , touching an el- lipsis , meet two conjugate diameters pro- duced ...
... contained under them will be equal to the parallelogram contained under tangents drawn through the vertices of any other two conjugate dia- meters . 7. If a right line , touching an el- lipsis , meet two conjugate diameters pro- duced ...
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... contain of silex 64.5 , argil 16 , glucine 13 , oxide of chrome 3.25 , lime 1.6 , and water 2. The oriental emerald is a green corundum , or resplendent lustre , superior in hardness to every stone but the diamond , and of the specific ...
... contain of silex 64.5 , argil 16 , glucine 13 , oxide of chrome 3.25 , lime 1.6 , and water 2. The oriental emerald is a green corundum , or resplendent lustre , superior in hardness to every stone but the diamond , and of the specific ...
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... contained under them will be equal to the parallelogram contained under tangents drawn through the vertices of any other two conjugate dia- meters . 7. If a right line , touching an el- lipsis , meet two conjugate diameters pro- duced ...
... contained under them will be equal to the parallelogram contained under tangents drawn through the vertices of any other two conjugate dia- meters . 7. If a right line , touching an el- lipsis , meet two conjugate diameters pro- duced ...
Page
... contain of silex 64.5 , argil 16 , glucine 13 , oxide of chrome 3.25 , lime 1.6 , and water 2. The oriental emerald is a green corundum , or resplendent lustre , superior in hardness to every stone but the diamond , and of the specific ...
... contain of silex 64.5 , argil 16 , glucine 13 , oxide of chrome 3.25 , lime 1.6 , and water 2. The oriental emerald is a green corundum , or resplendent lustre , superior in hardness to every stone but the diamond , and of the specific ...
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... contain lead in any considerable quantity . 2. Hard porcelain , or such as is glazed with feldspar . 3. Glass , in which there is no lead , such as the com- mon window glass . The principles of com . position of these colours , and the ...
... contain lead in any considerable quantity . 2. Hard porcelain , or such as is glazed with feldspar . 3. Glass , in which there is no lead , such as the com- mon window glass . The principles of com . position of these colours , and the ...
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