The Honorable William Robert Lamb was commissioned an Infantry Officer upon graduation from Officer Candidate School class number 53, 3 June 1953. His first duty assignment was as a Platoon Leader, Battery A, 204th Anti-Aircraft Artillery Battalion, Mississippi Army National Guard, Oxford, Mississippi. | His subsequent duty assignments include: Commanding Officer, Battery A, 204th AAA Battalion, Mississippi Army National Guard, Oxford, Mississippi; Commanding Officer, Troop E, Second Squadron, 108th Armored Cavalry, Mississippi Army National Guard, Oxford, Mississippi; Staff Officer (S-1), Second Squadron, 108th Armored Cavalry, Headquarters Company, Mississippi Army National Guard, Ripley, Mississippi.