Original early 20th-century U.S. Army manual published by the Government Printing Office, presenting the official doctrines and field procedures that guided American forces before World War I. This edition includes the 1908 amendments, marking a key stage in the modernization of the U.S. military. In good condition with expected signs of age, it’s a fine collectible for both antique book enthusiasts and students of military history—an authentic snapshot of U.S. Army organization and tactics from over a century ago.