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
Manual of the Mustard Seed Garden great landscape painters. The volume also entered Edo period Japan, where woodblock printed copies became relatively easily accessible in all the major cities; the "Mustard Seed Garden Manual" came to be used by a great many Japanese artists and was a major element in the training of artists and the development of Edo period painting. Two more parts, which deal with the painting of flora and fauna, were produced by Wang and his two brothers and published 1701. Shen promised a fourth part, but never published it. A fourth part, which deals with portraits, was produced by some quick profit-seeking