This volume investigates the historical development, organizational evolution, and lineage of the United States Army's field artillery units. Janice E. McKenney, a historian with the U.S. Army Center of Military History, utilizes official military records, unit histories, and archival documentation to construct a comprehensive reference framework. The text provides a systematic account of how these units were established, reorganized, and deployed across various conflicts in American history.

Historians and military researchers recognize this work as a foundational reference for tracking the institutional history of U.S. artillery branches. The text is noted for its high level of archival detail and is frequently utilized by scholars for verifying unit designations and historical lineage.