Drinks Long and Short by Nina Toye and A. H. Adair (1925, p.12)

3.5 glassgin base
1 glassWhiskey — whiskybase
1.5 glasssweet vermouth — Italian Vermouthmodifier
sugar — A little, to taste.sweetener
  1. Combine the ingredients with ice.
  2. Add a little sugar to taste just before shaking.
  3. Shake and serve.

Ice: Ice