New boiler cladding sheets have been made. During the next visit of a crane, expected in October, the boiler will be laid on its side to enable access to the foundation ring and firebox.
More pictures taken during 1638's repair, including the large-size originals of those shown here, can be found here.
There were previous news items about this locomotive's repair on 4 April. Much more information about work on 1638 can be found at the Maunsell Society's Present Project page.