A History of Technology: The industrial revolution, c. 1750 to c. 1850 |
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Page 364
GLASS TUBING AND ROD Glass was considered such difficult material to
handle in the molten state that mechanization was introduced later than in most
industries ( vol V , ch 28 ) . During the early part of the industrial revolution no
attempt ...
GLASS TUBING AND ROD Glass was considered such difficult material to
handle in the molten state that mechanization was introduced later than in most
industries ( vol V , ch 28 ) . During the early part of the industrial revolution no
attempt ...
Page 365
Glass rod was made in exactly the same way , except that the gathering was on a
solid iron . ... M depended upon having the glass at just the right temperature ,
and the drawer needed to have instinctive appreciation of the glass he happened
...
Glass rod was made in exactly the same way , except that the gathering was on a
solid iron . ... M depended upon having the glass at just the right temperature ,
and the drawer needed to have instinctive appreciation of the glass he happened
...
Page 367
After flashing , the glass - maker had instantly to remove the disk from the
reheating furnace . The thin , brilliant disk of fire - polished glass being still very
soft when removed , he had to keep whirling it at the end of his pontil until it
became ...
After flashing , the glass - maker had instantly to remove the disk from the
reheating furnace . The thin , brilliant disk of fire - polished glass being still very
soft when removed , he had to keep whirling it at the end of his pontil until it
became ...
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Contents
SHIPBUILDING by GEORGE NAISH Assistant Keeper National Maritime | 574 |
FISH PRESERVATION by C L CUTTING Officer in Charge Humber | 640 |
METAL AND COAL MINING 17501875 by the late J A S RITSON | 3 |
Copyright | |
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