U.S. Marines unveil the new logo for 2nd Maintenance Battalion during the unit’s Warrior Week competition at Camp Lejeune, N.C., Oct. 16. - U.S. Marines unveil the new logo for 2nd Maintenance Battalion during the unit’s Warrior Week competition at Camp Lejeune, N.C., Oct. 16.

Retired Col. James “Rip” Harper (second from left) and Brig. Gen. Patrick Hermesmann, commanding general of 4th Marine Logistics Group (third from left), observe the 6th Engineer Support Battalion’s battle color rededication ceremony in Portland, Ore., Nov. 15, 2014.The battalion celebrated the 70th anniversary of its formation with a rededication ceremony and paid homage to Harper, the battalion’s first adjutant. Harper served as the unit’s first adjutant as a first lieutenant in 1944, when the unit was formed in Guadalcanal during World War II. - Retired Col. James “Rip” Harper (second from left) and Brig. Gen. Patrick Hermesmann, commanding general of 4th Marine Logistics Group (third from left), observe the 6th Engineer Support Battalion’s battle color rededication ceremony in Portland, Ore., Nov. 15, 2014.The battalion celebrated the 70th anniversary of its formation with a rededication ceremony and paid homage to Harper, the battalion’s first adjutant. Harper served as the unit’s first adjutant as a first lieutenant in 1944, when the unit was formed in Guadalcanal during World War II.