A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES Improvement in Corn-Shelling Machines. Iron wad Chromium and Chromium Steel. CHIPRON'S PNIENT CORN SHELLER. AP Composition for Coating Wood Iron Paper etc., scientific american, 1868-04-04


A WEEKLY JOURNAL OF PRACTICAL INFORMATION ART SCIENCE MECHANICS CHEMISTRY AND MANUFACTURES Improvement in Corn-Shelling Machines. Iron wad Chromium and Chromium Steel. CHIPRON'S PNIENT CORN SHELLER. AP Composition for Coating Wood Iron Paper etc., scientific american, 1868-04-04


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