Café Royal Cocktail Book by W. J. Tarling (1937, p.146)

2 dashesCalvados base
0.5 partgin — Booth's ginbase
0.25 partpassion fruit juice dilution
0.25 partLillet — Lilletmodifier
2 dashesCointreau other
  1. Shake and strain.

Invented by G. W. Parker.