Scientific American Volume 35 Number 03 (July 1876) . ODANIELS IMPROVED WAGON BEAKE. manufacture and sale of this rail under a royalty, addressthe inventor, S. Sutton, Lisbon, Linn county, Iowa. An Improvement In the minnfttctnre or Slivermirrors. At a recent meeting of the Paris Soci6t6 dEncouragementdes Sciences, M. DSbray described a new method designed toremove the previously existing difficulties in the way ofpreparing silver mirrors. From this address we extract thefollowing: Up to the year 1840, glass mirrors were made exclusively. Fi(l. 2

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Keywords: ., bo, bookcentury1800, bookdecade1870, booksubjectiron, bookyear1876