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Scientific American, Vol. 41, No. 8 (1879) (1879)

leaf 7

An illustration from Scientific American, Vol. 41, No. 8 (1879), 1879, leaf 7
s of a pointed piece | David H. Hatlee, of Clifton Park, N. Y. In letters patent | patented by Mr. Joseph C. Fowler, of Arcola, Texas, in of iron attached to one end of the rail and projecting a short | granted to the same inventor, August 6, 1878, No. 206,726, a! which the inventor makes use of a… … tons will be required this year. Up to date combining a shaft having one or more grooves 12,750,000 tons have been mined, against TURL’S LOCK FOR PORTABLE RAILROADS. around it with a packing and two clamping 7,300,000 tons for the corresponding period ‘ nuts or washers arranged upon opposite sides…

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