Excerpt from Essai sur la Science des MachinesA 2 très - difficiles et très - délicates le géomètre au contraire ignore le plus souvent les détails et tout ce qui in¿ue sur le bon effet des machines et tous les deux sont d'ailleurs promptement dé goûtés d'un travail pénible dont les résultats ne sont jamais bien satisfaisans.About the PublisherForgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.comThis book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully, any imperfections that remain are intentionally left to preserve the state of such historical works.