[3] His next service assignment was at Naval Station Cavite, Philippine Islands, where he participated in the shore patrol duty.

Field was transferred back to the United States in June 1922, when he assigned to the Judge Advocate General in Washington, D.C.

Field later attended the advanced one-year course at Marine Corps Base Quantico and then began flight training at the Naval Air Station Pensacola, Florida.

He had the opportunity to study the Royal Air Force's support of Britain's Eighth Army in its desert operations.

His son, Lieutenant Colonel William Frederick Harris, USMC, was lost on December 7, 1950, in the breakout at the Battle of Chosin Reservoir.