 On surrender, the lease covered the Upper and Middle Forges, the Lower Forge and rolling mill, the White Cross furnace, and the canal, which had by then been extended to Lydney Pill.John James took on the lease from 1814, building another forge at New Mills in the 1820s, and using the Lower Forge as a tinplate works from 1844.In 1889, Richard Thomas, who had leased the works from 1876, made improvements to the Lower Forge tinplate works, and the remaining works were stripped and abandoned.