Large temporary domes were built in 1862 for London's International Exhibition Building, spanning 48.8 meters. The Leeds Corn Exchange, built in 1862 by Cuthbert Brodrick, features an elliptical plan dome 38.9 meters by 26.7 meters with wrought iron ribs along the long axis that radiate from the ends and others spanning the short axis that run parallel to each other, forming a grid pattern.