London court-martial. Major Cecil Boon, RASC, appeared before a court martial held in Curzon Street, London, today, Tuesday, on charges of collaborating with the Japanese in Hong Kong while he was acting as liaison officer at a prisoner of war camp. Photo shows, Mr W Robertson, of Greenock, Scotland, ex Royal Navy, who was flown from his civil post in Hong Kong to give evidence for the prosecution, seen arriving at the Court at Curzon Street today (Monday). 9 September 1946