behind AotW

Enlisted in the 20th Regt. of Mass. Vol. July 12, 1861, was taken prisoner at the battle of Balls Bluff Oct. 21, and exchanged Feb. 19, 1862, was wounded again and taken prisoner at the battle of Malvern Hill July 1, 1862 and exchanged Aug. 28. Fought in the sanguinary battle of Antietam Sept. 17, was again wounded, from the effects of which he died Oct. 25, 1862. Aged 18 yrs, 7 months and 10 days.

A youth in years, but a veteran in deeds.

— The back of Corporal Frederick S. Allen‘s memorial stone in Linden Grove Cemetery, Westport, Massachusetts.