This first English translation of Precisions reproduces the original book published in French in 1930, with an introduction added by the author in 1960. It is a spontaneous and exuberant series of 10 lectures Le Corbusier gave in Buenos Aires during the fall of 1929. As he spoke Le Corbusier improvised drawings on large sheets of paper with crayons. While similar drawings appear in other works, here all the lectures and images appear in their original...