Harrison Herbert Jeffords was born in Monroe County, New York, on August 21, 1836. He was the son of Solomon and Phebe (Haughtingly) Jeffords. After the Jeffords family moved to Dexter, Michigan, Harrison engaged in the study of law and soon became a practicing attorney. When the war broke out Harrison enlisted as a Lieutenant in Company K of the Fourth Michigan Infantry and mustered into Federal service on June 20, 1861. The following year he was commissioned as Captain of Company C on May 1, 1862. He would become Colonel, in command of the regiment, on November 26, 1862. Colonel Harrison Jeffords was mortally wounded on July 2, 1863 while defending his regiment’s flag during the battle of Gettysburg, Pennsylvania on July 2, 1863. He died the next day.
These two documents are what remain of his Lieutenant’s and Captain’s commissions, both signed by Michigan Governor Austin Blair.