History of agriculture the New Leicester sheep. Machines were invented to improve the efficiency of various agricultural operation, such as Jethro Tull's seed drill of 1701 that mechanised seeding at the correct depth and spacing and Andrew Meikle's threshing machine of 1784. Ploughs were steadily improved, from Joseph Foljambe's Rotherham iron plough in 1730 to James Small's improved "Scots Plough" metal in 1763. In 1789 Ransomes, Sims & Jefferies was producing 86 plough models for different soils. Powered farm machinery began with Richard Trevithick's stationary steam engine, used to drive a threshing machine, in 1812. Mechanisation spread to other farm uses through the
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