Ace of Diamonds—the Earl of Cork

In addition to the *soubriquets* bestowed upon the nine of diamonds of "the Curse of Scotland," and that of "the Grace Card," given to the six of hearts (Vol. i., pp. 90. 119.), there is yet another, attached to the ace of diamonds, which is everywhere in Ireland denominated "the Earl of Cork," the origin of which I should be glad to know.