The Up-to-Date Bartender's Guide by Harry Montague (1913, p.36)
| 2 dashes | lemon juice | acid |
| 0.5 lime | lime juice — Juice of half a lime. | acid |
| 1 lump | ice | base |
| 1 jigger | Scotch whisky — Scotch whiskey | base |
| seltzer — Fill up. | dilution |
- Put the ice, lime juice, lemon juice, and Scotch whiskey in a medium size tumbler.
- Fill up with seltzer and serve.
Ice: Ice