The Artistry of Mixing Drinks by Frank Meier (1936, p.31)
| 1 dash | Angostura bitters — Angostura Bitters | base |
| 0.67 part | sloe gin — Sloe Gin | base |
| 0.33 part | dry vermouth — French Vermouth | modifier |
- Stir well and serve.
Futurity mixes sloe gin and French vermouth with Angostura bitters.
The Artistry of Mixing Drinks by Frank Meier (1936, p.31)
| 1 dash | Angostura bitters — Angostura Bitters | base |
| 0.67 part | sloe gin — Sloe Gin | base |
| 0.33 part | dry vermouth — French Vermouth | modifier |
Café Royal Cocktail Book by W. J. Tarling (1937, p.93)
| 0.5 part | sloe gin | base |
| 2 dashes | Angostura bitters | bitter |
| 0.5 part | sweet vermouth — Martini sweet vermouth | modifier |
See also: Future