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Scientific American, Vol. 59, No. 14 (1888) (1888)

leaf 8

An illustration from Scientific American, Vol. 59, No. 14 (1888), 1888, leaf 8
grain and less bugs. The pests wonld appear to riage specially adapted for the new mode of propul- cutting them in stone. represent a vast amount of wisdirected energy. If the sion. The motor, which is placed in the center of the The plumbing section can accommodate 54 pupils, inventive mind of man… … circumstances aspeed of abo’ may require. ten miles per hour Our engravings the life and energy of the pests materialize in the shape for five hours ; but at the trial nothing more than a truthfully represent many of the departments of this of wheat, barley, rye, potatoes, etc., his crops would be…

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