Lynde, Carleton John, b. 1872, Gilbert, A. C. (Alfred Carlton), 1884-1961, A.C. Gilbert Company · New Haven, CT : A.C. Gilbert Co. · leaf 22
en DRAWING GLASS SPIDER-WEBS press down and re-lease the stopper. Does itsink and rise, and does it alsowhirl around most beauti-fully as it rises? Make another pollywog (2,Fig. 27), but bend its nozzlein the opposite direction.Does it whirl in a directionopposite to that of the firstpollywog ? Put… … FIG. 29THE SPIDER TRICK GLASS BLOWING 2. Experiment 15. To make glass spider-web. Heat the end of a piece of No. 2 tube in the blowpipe flameuntil it is melted and very hot. Now touch the end of anotherpiece of glass to the melted glass, remove from the flame,and quickly pull the two pieces apart…
Glass blowing and working
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