Industrial, Economic, and Scientific Revolutions Timeline By DrW Feb 12, 1547 Copernicus claims the universe is heliocentric (sun centered) Feb 12, 1764 James Hargreaves invents the Spinning Jenny Feb 12, 1769 James Watt Perfects the Steam Engine Feb 12, 1776 Adam Smith publishes "Wealth of Nations" Feb 12, 1807 Robert Fulton invents the first steam boat Feb 12, 1833 Factory Act of 1833 limits work hours for women and children Feb 12, 1848 Karl Marx writes "The Communist Manifesto" Feb 12, 1869 The Suez Canal is officially opened Feb 12, 1904 Marie Curie recieves Nobel Prize for her work with radioactivity and its ability to cure some diseases Feb 12, 1905 Albert Einstein publishes article on the Theory of Relativity Feb 12, 1974 Eli Whitney invents the Cotton Gin