The Artistry of Mixing Drinks by Frank Meier (1936, p.33)
| 0.5 lemon | lemon juice — Lemon Juice | base |
| 1 glass | white rum — White Rum | base |
| 1 teaspoon | dry vermouth — French Vermouth | modifier |
| 1 teaspoon | sweet vermouth — Italian Vermouth | modifier |
- Shake well, strain into a double cocktail glass, and serve.
Otto's Special.