Excerpt from A Catechism of Outpost Duty: Including Advance Guards, Rear Guards and Reconnaissance; An Abridgement, in the Form of Questions and Answers, of "the Service of Security and Information;" The favorable reception accorded to The Service of Security and Information by the Regular Army and the National Guard seems to render unnecessary any other preface to this little book than the statement 'that it is an abridgment of that work, pre sented in a portable form, and containing the main essentials of the larger book. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This 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.