Dated 8 November 2022 with Chg 1 dated 5 Dec 2023

202 pages.

ATP 4-91 applies to the Active Army, Army National Guard/Army National Guard of the United States and United States Army Reserve unless otherwise stated.

ATP 4-91 describes sustainment at echelon and provides details on sustainment organizations operating at the division echelon. It is written for commanders, staffs and Soldiers at all levels, leaders and instructors at military institutions, students, and doctrine and training developers. It provides relevant information on the capabilities of the DSB and DSB employment considerations.

ATP 4-91 is organized to provide an overview of the division echelon and the subordinate units supporting each echelon. It describes the DSB’s role, characteristics, organizational designs, and command post activities that support the division. It also describes key division sustainment personnel and how the division synchronizes and integrates logistics, human resources, finance, and health service support for large-scale combat operations.

This book is a "mini" (half the size of a regular sheet of paper) size - A popular size to carry anywhere (briefcase, large pocket, purse) but the print is large enough for easy reading.  The binding is with coil, allowing easy flipping of pages without jamming.

This website also has this book in the BIG size (the size of a regular sheet of paper).

The color covers are laminated for weather protection with black and white inside printing.