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 and the Republican Party from the slogan. One of several adult film parodies that featured Sarah Palin-like characters was titled "Drill Baby Drill" by Penthouse Features. Fred Krupp of the Environmental Defense Fund in 2014 harkened back to the "drill baby" phrase as he launched a renewed effort to limit the environmental impact of hydraulic fracturing (fracking). 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