This monograph presents the complex story of Army transportation in a theater environment for the use of the Transportation Corps in planning future operations, procurement, and training, and for the general information of military authorities. It details the transportation in the theater and its relationships with the various echelons of military command, and sheds some light on many transportation problems which plagued the theater command and caused concern. Chapters include information on the following topics: higher commands as related to transportation; local commands as related to transportation; the Transportation Office; divisions of the Transportation Office; transpacific shipping; composition of the Army Fleet in the Southwest Pacific; special types of vessels; port characteristics and facilities; handling cargo; marine repair, conversion and assembly; interisland water transport; rail transport; motor transport; transport by aircraft, native carriers and animals; and movement control.