Battery 121 (1943-1948) - Battery 121 was a reinforced concrete, World War II 16 inch coastal gun battery on Fort Story, Virginia. Battery construction started 6 Jan 1942, was completed on 31 Jan 1943 and transferred to the Coast Artillery for use 12 Nov 1943 at a cost of $ 1,881,850.47. Deactivated in 1948.
Source: RCW Form 1, 1 Jul 1944, Coast Defense Study Group, Berhow, Mark A. ed, American Seacoast Defenses: A Reference Guide, 2nd Edition, CDSG Press, McLean, VA, 2004, ISBN 0-9748167-0-1, pages 176-177, 210 Note 1: CDSG Gun Card Collection from NARA