Cocktails Bar La Florida by Constante Ribalaigua Vert (1934, p.67)

0.5 lemonlemon juice acid
2 ounceswhite rum — Bacardibase
1 teaspoonBacardi Elixir modifier
0.5 teaspoonsugar sweetener
  1. Blend or shake electrically with crushed ice and serve in a cocktail glass.

Ice: Crushed ice

Late 1939 witness preserving a Bacardi Elixir-accented house sour from the V/U tail.

See also: Daiquiri, Bacardi Cocktail