1840-08-14
1841-08-13
1862-12-27
1862-12-27
The American Civil War Research Database (ACWRD) lists Barrett's first name as Guy; however, his first name is listed as Grey in the Medical and Surgical History of the War of the Rebellion (MSHWR). Barrett's birth date range is calculated based on his age given at enlistment. Barrett was 21 years old at the time he enlisted, 13 August 1862.