Louis' Mixed Drinks with Hints for the Care & Serving of Wines by Louis Muckensturm (1906, p.49)

8 ouncesdry vermouth — French vermouthbase
12 ouncesrye whiskey — Rye whiskeybase
4 full dashesAngostura bitters bitter
0.5 liqueur-glassorange bitters — Orange bittersbitter
1 liqueur-glasscuracao — Curacaomodifier
4 ouncessweet vermouth — Italian vermouthmodifier
  1. Combine in a quart bottle, keep cool, shake well, pour over ice before serving, and serve.

Ice: Ice