In 1772, Wright created a 44 by 52-inch variation on this theme called The Iron Forge which was sold to Lord Palmerston for 200 pounds.
V roku 1772 Wright vytvoril 112 × 132 centimetrov veľkú verziu na kovárenskú tému nazvanú An Iron Forge, ktorú predal lordovi Palmerstonovi za 200 libier.