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Scientific American, Vol. 100, No. 15 (April 1909) (1909)

leaf 10

An illustration from Scientific American, Vol. 100, No. 15 (April 1909), 1909, leaf 10
1 « 1 m ——— site sides are two handles E each provided with a concretions derived from bone, which are found in A NEW BAILBOAD SPIKE. cover section F of wire netting. The cover sections many Pliocene and older strata. All of this_ material With a view to preventing a spike from being bent are of… … BAILBOAD SPIKE. readily be withdrawn whenever desired. It will be ob- FEYING DEVICE. served that the shank adjacent to the rail is longer than is exhibited by ordinary rocks, and all of it ting are provided as indicated at G. In use the lard than the other one and that each shank terminates in…

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