The Old Waldorf-Astoria Bar Book by Albert Stevens Crockett (1935, p.73)

2 dashesAbsinthe base
0.5 jiggergin — Swan ginbase
1 limelime juice base
2 dashesAngostura bitters bitter
0.5 jiggerdry vermouth — French vermouthmodifier
  1. Build and serve cold.

See also: Sir Jasper