Page:Popular Science Monthly Volume 92.djvu/573

 Popular Science Monthly

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���This comparison shows cleariy the resemblance between a tank and a caterpillar. The artist has drawn them to such scale that they are both the same size and the immediate surroundings of each are in proportion. Suppose a caterpillar as big as a tank came marching over our fair country. Suppose he were eight feet wide and twenty feet long — the size of a tank — what a frightful monster he would be! Yet this is approximately the appearance of a tank to the Boches. No wonder that they cause such consternation

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