layer to layer until the outside one is reached ; thence it so that it can be brought nearer to D to increase the driving Now suppose the small disk to rotate so as to shift the red passes to section 3. forming the outside layer first, and thus friction. portion into the center of the large disk,… … regularity, and accuracy of color surpass anything which over the other. The inner one of these disks was painted The advantages of this arrangement, 9s regards economy has ever been produced by painting. with a design, and the outer made part black and part white of space, is obvious. No…
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