 Adjutant Stoughton became lieutenant colonel, and George P. Foster, Captain, Co. G, was promoted to major.Colonel Stoughton was promoted to brigadier general on November 5, 1862; Charles Stoughton became Colonel, Major Foster lieutenant colonel, and Stephen M. Pingree, originally 1st lieutenant, Co. E, became major.After Charles Stoughton was discharged for wounds, Foster became the final commander of the regiment, and Pingree was promoted to lieutenant colonel.