Excerpt from The International Military Digest Annual: A Review of the Current Literature of Military Science for 1916, Cumulated From the Monthly Issues of the International Military DigestNote also for much other valuable material on aeronautics the cross-references, not only after the General material under this head, but also after the material under many of the aeronautics subheads.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.