Down the Hatch by "Paul" (1920, p.14) — Down the Hatch 1920
| 1 slice | lemon | acid |
| 1 tsp | Lemon juice (fresh) — Lemon Juice | acid |
| 1 slice | lime | acid |
| 1 tsp | Lime juice (fresh) — Lime Juice | acid |
| gin — Source says pour in quantity of gin desired. | base | |
| 2 lumps | sugar — Crushed Sugar | base |
| Cold seltzer — Cold Seltzer | dilution | |
| 1 dash | orange flower water — Orange Flower Water | other |
- Pour into the cracked ice the quantity of gin desired.
- Then fill the glass with cold seltzer.
Garnish: Slice of lemon and slice of lime
Ice: 0.5 glass cracked ice
This matters because it preserves a customer-choice gin cooler/highball border drink rather than a fixed measured recipe.
The open-ended gin quantity is worth preserving instead of inventing a standard measure.