It should be considered whether the history of this drink should not be integrated by reporting this recipe present in the "Old Waldorf-Astoria Bar Book", 1935, p. 53:
"HEARN'S
Dash of Manhattan Bitters
One-third Whiskey
One-third Italian Vermouth
One-third Absinthe"
E Cu
There is another historical fact worth remembering today.
On 1495, the first known batch of Scotch whiskey was registered by order of the king to Friar John Cor. Slàinte Mhath!