Jack's Manual by J. A. Grohusko (1910, p.55)

0.75 portiondry gin base
1 portionOrange — OCR damaged; likely part of an orange.base
0.25 portionItalian vermouth — Italian Vermouthmodifier
2 dashesMaraschino modifier
ice — Frappe, strain, and serve.other
  1. Shake the orange, maraschino, Italian vermouth, dry gin, and ice.
  2. Strain into a glass and serve.

Ice: Ice

The orange amount is OCR-damaged; the structural split and service are clear.

See also: Dry Martini Cocktail, Dean Cocktail