Jack's Manual by J. A. Grohusko (1910, p.72)

1 twistlemon peel acid
0.5 portiondry gin base
1 dashAngostura bitters bitter
1 dashcuracao modifier
0.4 portionFrench vermouth — French Vermouthmodifier
0.1 portionItalian vermouth — Italian Vermouthmodifier
1 pieceice other
  1. Stir the dry gin, French vermouth, Italian vermouth, curacao, Angostura bitters, lemon peel, and ice.
  2. Serve.

Garnish: Lemon peel

Ice: 1 piece ice

See also: Lawrence Cocktail, Improved Martini Cocktail