Mechanization in 1801, displacing the centuries-old hand method of making individual sheets of paper. One of the first mechanical devices used in agriculture was the seed drill invented by Jethro Tull around 1700. The seed drill allowed more uniform spacing of seed and planting depth than hand methods, increasing yields and saving valuable seed. Mechanized agriculture greatly increased in the late eighteenth and early nineteenth centuries with horse drawn reapers and horse powered threshing machines. By the late nineteenth century steam power was applied to threshing and steam tractors appeared. Internal combustion began being used for tractors in the early twentieth
Drill, baby, drill Drill, baby, drill "Drill, baby, drill!" was a 2008 Republican campaign slogan first used at the 2008 Republican National Convention by former Maryland Lieutenant Governor Michael Steele, who was later elected Chairman of the Republican National Committee. The slogan expressed support for increased drilling for petroleum and gas as sources of additional energy and gained further prominence after it was used by Republican Vice Presidential nominee Sarah Palin during the vice-presidential debate. Michael Steele used the phrase "Drill, baby, drill" during an address to the 2008 Republican National Convention as he called for increasing domestic production of oil and gas,