The British encyclopedia, or, Dictionary of arts and sciences, Том 3C. Whittingham, 1809 |
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... principal ingredients of enamel colours are , however , well known . There are two kinds of enamel ; the opaque and the transparent . Transparent enamels are usually rendered opaque by adding put- ty , or the white oxide of tin , to ...
... principal ingredients of enamel colours are , however , well known . There are two kinds of enamel ; the opaque and the transparent . Transparent enamels are usually rendered opaque by adding put- ty , or the white oxide of tin , to ...
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... principal species of colours employed on tender porcelain , on glass , and in the fire that bakes the porcelain present . Concerning the Reds , Purples , and Violets oir tained from Gold . The carmine - red is obtained from the purple ...
... principal species of colours employed on tender porcelain , on glass , and in the fire that bakes the porcelain present . Concerning the Reds , Purples , and Violets oir tained from Gold . The carmine - red is obtained from the purple ...
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... principal colour , it is clear that by mixing these colours all possible shades may be obtained : and also that care in the preparation , choice of materials , and just proportions of doses , must exhibit very sensible differences to ...
... principal colour , it is clear that by mixing these colours all possible shades may be obtained : and also that care in the preparation , choice of materials , and just proportions of doses , must exhibit very sensible differences to ...
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... principal ad- vantage of the engine is the facility with which it is cleaned from any sand , gravel , or other obstructions , which a fire - engine will always gather when at work . The chambers , f , g , being so large , allow ...
... principal ad- vantage of the engine is the facility with which it is cleaned from any sand , gravel , or other obstructions , which a fire - engine will always gather when at work . The chambers , f , g , being so large , allow ...
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... principal cylinder wherein the piston , H , moves ; and this cy- linder is ten inches in diameter , and admits a nine foot stroke . The piston rod works through a stuffing- box above , and is attached to , MN , which is the pit rod , or ...
... principal cylinder wherein the piston , H , moves ; and this cy- linder is ten inches in diameter , and admits a nine foot stroke . The piston rod works through a stuffing- box above , and is attached to , MN , which is the pit rod , or ...
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