In early editions of MacElhone's book, he cites the inventor as Pat MacGarry, "the popular bartender at Buck's Club, London", but in later editions he cites himself.
Dalam edisi awal buku MacElhone, ia mengutip penemu Pat MacGarry, "bartender populer di Buck's Club, London", namun dalam edisi selanjutnya ia mengutip dirinya sendiri.