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Show American Inventions Aiiiioad. The groat Amoriean inventions, which have been adopted all over the world, are tho following: 1. The cotton gin, without which tho machino, spinner and tho power loom would bu helpless. 2. Tho planing mnchino. 3. The grass mower and grain reaper. -I. Too rotary printing press. 5. Navigation Navi-gation by steam. G.Tho Bowing mnchino. 7. Tho India rubber industry. in-dustry. 8. Tho machine manufacture manufac-ture of horseshoes. 10. Tho sand blunt (for caiving). 11. Tho gnue latho. li!. Tho grain olevalor. 13. Tho artificial manufacture of ice on a largo scale. 14. Tho olectro-niagnet, and its practical application, by Henry and Morse. 15. Tho only Hiicccffsful composing machine for printers. |