Doyle, M. F., & Duffy, G. G. (1916). Letter from Michael Francis Doyle to George Gavan Duffy regarding a painting of the trial of Roger Casement by John Lavery, a letter from Casement to Doyle that was held at the Home Office and offering congratulations to Gertrude Bannister on her marriage to Methold Sidney Parry.

Doyle, Michael Francis, and George Gavan Duffy. Letter from Michael Francis Doyle to George Gavan Duffy Regarding a Painting of the Trial of Roger Casement by John Lavery, a Letter from Casement to Doyle That Was Held at the Home Office and Offering Congratulations to Gertrude Bannister on Her Marriage to Methold Sidney Parry. 1916.