Coronation procession of his majesty George the Fourth, 19th July, 1821. Print shows a street procession with King George IV at his coronation festivities on July 19, 1821, in St. James' Park, London. Balloon flying at upper right represents balloonist Charles Green's first ascension and the first successful use of coal gas which was cheaper than hydrogen and more readily available. (Source: AG Renstrom, LC staff, 1981-82.). Date 1823.