the earliest i found of the feather story was but i think i found it by accident i wasn't even looking for that so it may go back way further still thats still almost years from the purported birth of the cocktail which is mentioned years before that by shakespear in romeo in juliet death cocktail he died in so we know the term was in use then dont believe me see it for yourself but what do i know i'm not expert or even valuable enough to contribute without being reverted