Died at age 20 yrs,7 mos,9 das from disease at the Point of Rocks Hospital, VA. Date of death differs (ACWS says 15 July, Hist of 1st ME Cav says the 27th). He was a member of the 1st DC Cavalry, previously being in the 27th Maine Infantry.
This is a cenotaph as he is actually buried at City Point Cemetery.
Inscription: . . . . . . . . . . In memory of CHARLES B. SMITH who died at Point Rocks, Va. July 30, 1864. AE. 20 yrs. 7 mos. & 9 d's. ~ ~ ~ Son of Hiram B. & Betsey T. Smith - - - A member of Co. I. first district of Columbia Cavalry - - - Charley was in his second term of his country's service. Although but a youth he was brave to the end of life and now sleeps beneath the folds of his Country's flag. . . . . . . . . . .