Beverly Vaughn, Jr. was the second child of Beverly Vaughn and Sarah/Sally Burnett. And like his father, didn't use a middle initial.

He Enlisted at Huntsville, Arkansas in Captain Allen Wood's Company C, 12th Regiment of U.S. Infantry, Mexican War.

U.S. Army, Register of Enlistments, 1798-1914
Name:Beverly Vaughan
Birthyear: abt. 1828
Birthplace:Tennessee, United States
Enlistment Age:19
Elistment date: May 10, 1847
Source: Original data: Register of Enlistments in the U.S. Army, 1798-1914; (National Archives Microfilm Publication M233, 81 rolls); Records of the Adjutant General's Office, 1780's-1917, Record Group 94; National Archives, Washington, D.C.

U.S. Returns from Regular Army Infantry Regiments, 1821-1916
Name:Beverly Vaughn
Regiment:Twelfth Infantry
Wounded: 19 Aug 1847 -Severely wounded at the Battle of Mexico (City)
Year Range:1847-1848
Source Citation: National Archives and Records Administration (NARA); Washington, D.C.; Returns from Regular Army Infantry Regiments, June 1821 - December 1916; Microfilm Serial: M665; Roll: 133.

Beverly Vaughan Jr was wounded in the battle of Mexico 19 Aug 1847:
Late in 1846, the United States recruited ten regiments of regulars to launch a mission against Vera Cruz and inland to Mexico City. Captain Allen Wood of Carroll County raised a company of Arkansans for the Twelfth Infantry and joined the forces of General Winfield Scott in the summer of 1847. Wood's Arkansans fought in the battles of Contreras and Churubusco on August 19 and 20, 1847, on the outskirts of Mexico City. In a matter of weeks, Mexico City fell to Scott's forces. Shortly thereafter, the surviving Encarnacion prisoners were released.

Beverly Vaughn died from his wounds received at the battle of the City of Mexico 23, Oct, 1847.