Excerpt from The Literary Works of Leonardo Da Vinci, Vol. 2 of 2: Compiled and Edited From the Original ManuscriptsThe ship's log of Vitruvius, of Alberti and of Leonardo Methods of staying and moving in waters - Ou naval warfare (1115. - The use of swimming belts - Ou the gravity of water - Diving apparatus and skating (1119 - On ¿ying-machines (1122' - On mining - On Greek fire - On music (1129.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.