er has been patented by Mr. less tunnel work in quartz mining, but in drift mining ope Russell Jennings, of Sedalia, Mo. This invention relates to relies entirely upon his judgment, and errors can hardly be rations very long tunnels are necessary in many cases for avoided, except by using a drawing… … An improved sulky attachment for plows and harrows has ^ < « I » ■ NEW DRAWIN6 PEN. been patented by Mr. Edwin M. Carroll, of Pitlsford, Mich. TI)e First Electric Kallnray In Great Britain. Tins inventon consists in the peculiar construction and Ground was broken the last of Septemlier at Portiush,…
Nickel · Patented · Iron · Patents · Improved · Scientific American · Patent office · Condensing engine · Free trade · Square inch · Horse power · Trade catalogs · Boiler pressure · Gray iron · Wood working
Internet Archive · Public domain (published before 1931). Free to use for anything.