Daly's Bartenders' Encyclopedia by Tim Daly (1903, p.94)

0.5 jiggerPlymouth gin base
1 pieceOrange — Put in at the end with some pulp as well as peel oils.garnish
0.5 jiggerItalian vermouth — Italian vermuthmodifier
ice — cracked iceother
  1. Stir the Plymouth gin, Italian vermouth, and cracked ice, adding the piece of orange at the end.
  2. Strain into a cocktail glass and serve.

Garnish: Piece of orange.

Ice: Cracked ice

Daly's wireless-telegraphy note makes this a nice period-modernity naming checkpoint.

The pulp-and-oil orange addition is the drink's defining detail.

Cocktails by Pedro Chicote (1928, p.181) — Apple brandy branch

0.67 copitaapple brandy base
0.33 copitaItalian vermouth — Vermut italianobase
  1. Shake and serve in a cocktail glass.

Ice: Ice pieces

This matters because it preserves a spare apple-brandy and vermouth aromatic in the Chicote middle seam.

See also: Jersey Cocktail, Manhattan Cocktail