COOKE, Leonard and Jean EIS. Ton Doux Sourire / The Sunshine of Your Smile.

(Paris): Francis Salabert, 1913.  First edition thus.  Sheet music. 8 -pages.  Musical score for the this composition by Lilian Ray that was covered by Frank Sinatra in 1941 and Vera Lynn in 1943.  Most recently it was a top ten hit (1980) for Mike Berry.  OCLC locates three examples.