XCF290975 The Constant Couple, 1786 (colour etching) by English School, (18th century); Private Collection; (add.info.: the Prince of Wales (later King George IV, 1762-1830) with Maria Anne Fitzherbert (1756-1837), a widow and a Roman Catholic; they were secretly married in December 1785, but the marriage was later declared invalid;); English, out of copyright.