Pack o' Cards representing the cards in a pack plus the joker. It has four floors representing the four suits, with 13 doors and fireplaces on each floor equaling the number of cards in each suit, and fifty-two stairs. Before the imposition of the window tax, the panes in all the windows added up to the total value of a pack of cards. Eventually the house passed out of the hands of the Ley family, but it is not certain when exactly the building became an inn. Records show that it was serving that function early in the 19th century, when in 1822
Zener cards the experimenter picks up a card in a shuffled pack, observes the symbol, and records the answer of the person being tested, who would guess which of the five designs is on the card. The experimenter continues until all the cards in the pack are tested. Poor shuffling methods can make the order of cards in the deck easier to predict and the cards could have been inadvertently or intentionally marked and manipulated. In his experiments, J. B. Rhine first shuffled the cards by hand but later decided to use a machine for shuffling. In his book, "The New Apocrypha",