Lynde, Carleton John, b. 1872, Gilbert, A. C. (Alfred Carlton), 1884-1961, A.C. Gilbert Company · New Haven, CT : A.C. Gilbert Co. · leaf 31
stop when the levelsare again the same (Fig. 46) ?Place the lower tumbler onthe book and the upper tum-bler on the table. Does thewater now run in the oppositedirection until the levels areagain the same?Raise one tumbler a foot or so above the table. Does thewater run up over the edge and drop… … FIG. 45FROM THE HIGH LEVEL TO THE LOW 30 BOY ENGINEERING
Glass blowing and working
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