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Scientific American, Vol. 98, No. 20 (May 1908) (1908)

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An illustration from Scientific American, Vol. 98, No. 20 (May 1908), 1908, leaf 0
^^--s^ ^d£ ^ry-^ P^^^F^^^P^^^^^^^^^^P^^F^^P^W ^^^^^^^■^^^^^^^p^^^" MERICAN CIENTIFIC -* ZZ&r^GJffiSZJl^TSS^—*- ^^C '^>=^^SU [Entered at the Post Office of New York, N. Y., as Second Class Matter. Copyright, 1908, by Munn * Co.] Vol, XCVIII.— No. 20.1 NEW YORK. MAY 16, 1908. Established 1845. J f 10… … A 35-Horse-Power Caterpillar Motor Crossing a Brook on Its Own Bridge. A CUBIOUS MEANS OF PROPULSION.—[See page 348.] © 1908 SCIENTIFIC AMERICAN, INC

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