rganized from 1st Tennessee Heavy Artillery (African Descent). Designated 2nd United States Colored Heavy Artillery March 11, 1864, and 3rd Heavy Artillery April 26, 1864. Attached to District of Memphis, Tenn., Dept. of Tennessee, to June, 1864. Memphis, Tenn., District of West Tennessee, to July, 1865. 2nd Infantry Brigade, District of West Tennessee, to September, 1865. District of West Tennessee to April, 1866.

SERVICE:
Served as garrison at Fort Pickering, and in Defences of Memphis, Tenn., and in District of West Tennessee till April, 1866. Mustered out April 30, 1866.