Café Royal Cocktail Book by W. J. Tarling (1937, p.119)

0.33 partCalvados base
0.33 partgin — Gordon's ginbase
0.33 partpassion fruit juice — passion fruit juice, sweetenedbase
1 dashAngostura bitters — Angosturabitter
  1. Shake and strain.

Invented by W. E. Edwards.