INVENTIONS OF THE FEILD

MECHANICAL REAPER

• 1830s
• Cyrus McCormick
• Large amounts of grain
• Pulled by horse-- 1920s used a tracktor
• Sold well in midwest

STEEL PLOW

• 1836
• John Deere
• Soil did not stick to blade like in the prairie
• More efficient
• Growing population depended on large yeilds-- deere comp properous

THE COMBINE

• 1920s
• Reaper- cut grain
• Combine- sort cut and clean
• Few worker on farm

STRAM POWERED MACHINES

• Civil war-steam power
• Replaced heavy pulling work of farm animals
• Animals=$
• Small farm animals big farm steam power
• 1920s gasoline came less steam - gasoline machines where light

THE END