for the inventor of the fraud proof coupon ballot, please see Moncena Dunn (inventor) Moncena Dunn (born Poland, Maine Sept 17, 1822, died West Roxbury, Massachusetts June 30, 1895, age 71), was a bookkeeper and cutler inducted into the Union Army.

Dunn was severely wounded at the Battle of Fredericksburg, and is known for his postwar testimony before Congress about the harsh, murderous conditions in Confederate prison camps.

[2] Moncena Dunn was inducted into the Union Army, August 22, 1861, age 38, as first Lieutenant, Company D. 19th Massachusetts Volunteer Infantry.

"I have seldom seen a person on the field so calm and mild in his demeanor, evidently not acting from impulse of martial rage," Dunn recalled.

Dunn testified before the Congressional Committee of the House of Representatives for the Treatment of Prisoners of War and Union Citizens that Winder and other high officers were well aware of the starvation rations and harsh conditions.