Author talk:Percy Ewing Matheson

=Sources=
 * Mr. P. E. Matheson (Obituaries) — The Times Monday, May 13, 1946; pg. 7; Issue 50450; col D
 * wife ... The Hon. Mrs. Matheson (Obituaries) — The Times Wednesday, Jan 16, 1935; pg. 12; Issue 46963; col C