Café Royal Cocktail Book by W. J. Tarling (1937, p.225)

0.5 unitcitrus juice — Lemon or Lime Juicebase
0.5 partrum — Daiquiri Rumbase
Soda water — Soda Waterdilution
1 teaspoonsugar — Powdered Sugarsweetener
  1. Shake and strain into a tumbler, then fill with soda water.

The book notes silver, royal, and golden Daiquiri Fizz variants built on this recipe with white, whole egg, or yolk as required.