r gone over and examined to see that they are all per- this observation of the decreased capability of low- fect and of sufficient width to insure a good bright minute to insure good persistence effects. grade rubbers to absorb water clearly indicates the spark at each break when the current from a… … may be gained from the second illustration, about freezing point is the most satisfactory. Eig. 1.—GOBLET MOUNTED FOR ILLUMINATION.
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