The Old Waldorf-Astoria Bar Book by Albert Stevens Crockett (1935, p.36)

lemon peel — Squeezed on top.acid
0.67 partgin — Nicholson's ginbase
0.33 partvermouth — French or Italian vermouthbase
1 dashorange bitters bitter
  1. Stir the vermouth, orange bitters, gin, and ice.
  2. Strain into a cocktail glass and squeeze lemon peel on top.

See also: All Right, Astoria