Reference: Jean Hamilton, "Playing Cards in The Victoria & Albert Museum", page 34, illustration 141, "Between 1774 and 1776 Rowley & Co attempted to change the traditional suit signs in a pack with portraits of the kings and queens of England, France, Spain and Russia, and cups, clover leaves, diamonds and spearheads replacing the hearts, diamonds, spades and clubs. This attempt, which produced a pretty pack, did not succeed in becoming popular."
Lot heading
A pack of English "Monarchs of Europe" playing cards,
Auction Notices
IMPORTANT NOTICE: the four cups is missing, and has been substituted with a duplicate 5 hearts with the fifth symbol erased.