The book provides information boxes on key personalities and events in the Marine Corps history. It is highly illustrated with action photographs, and includes full-color artwork of uniforms and equipment. B.L. Crumley is a reference historian with the U.S. marine Corps History Division at Marine Corps Base Quantico. She was the illustration editor for USMC: A Complete History and edited A Legacy Walk Through Marine Corps History. She is the author of a weekly blog on Marine Corps History.