This technical manual provides detailed information on the 3-inch gun materiel and field artillery equipment used by American troops during World War I. From ammunition types and ballistics tables to maintenance procedures and tactical considerations, this book covers all the essential aspects of handling and using artillery in the field. With its comprehensive content and authoritative tone, this book is an invaluable resource for military historians and gun enthusiasts. 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.