This official report on the Selective Service System's operations during World War I provides an unprecedented look at the inner workings of one of the most important mobilization efforts in American history. Featuring detailed statistics, first-hand accounts, and critical analyses of the system's successes and failures, this book is a must-read for students and scholars of American military history. This work has been selected by scholars as being culturally important, and is part of the knowledge base of civilization as we know it. This work is in the "public domain in the United States of America, and possibly other nations. Within the United States, you may freely copy and distribute this work, as no entity (individual or corporate) has a copyright on the body of the work. Scholars believe, and we concur, that this work is important enough to be preserved, reproduced, and made generally available to the public. We appreciate your support of the preservation process, and thank you for being an important part of keeping this knowledge alive and relevant.