Description and instructions for the use of 3-inch stokes trench mortar Mark I and shell, Mark I field manual Field service regulations : operations / prepared under direction of the chief of staff Drill book for the Hospital Corps / United States Navy Pre-induction vocational training in aircraft maintenance Pre-induction training in vocational schools vocational departments and trade schools Army extension courses. Special text : Mess management / prep. under the dir. of the Quartermaster General for use with the Army Extension Courses Army extension courses. Special text : Weapons and musketry / prep. under the dir. of the Chief of Infantry for use with the Extension Course … Army extension courses. Special text : Administration / prep. under the dir. of the Adjutant General for use with the Army Extension Courses Army extension courses. Special text : Mess management / prep. under the dir. of the Quartermaster General for use with the Army Extension Courses Army extension courses. Special text : Defensive combat and organization of the ground / prep. under the dir. of the Chief of Infantry for use … Army extension courses. Special text : Defensive combat and organization of the ground / prep. under the dir. of the Chief of Infantry for use … Army extension courses. Special text : Tank operations / prep. under the dir. of the Chief of Infantry for use with the Extension Course of …