Café Royal Cocktail Book by W. J. Tarling (1937, p.134)
| 0.5 part | gin — Booth's dry gin | base |
| 0.1 part | lemon juice | base |
| 0.2 part | rum — Daiquiri rum | base |
| 0.2 part | Caloric Punch | modifier |
- Shake.
Invented by J. Summers.
Little Slam
Little Slam is Booth's dry gin with Daiquiri rum, Caloric Punch, and lemon juice.