37238 & 37212 emerge from the fog at Circourt Bridge, Denchworth, on 26 September 1998 with the Mercia Charters 1Z30 09:02 Paddington to Salisbury 'Shapeshifter' railtour. A few miles further on, at Swindon, the 37s would be replaced by 56072. The return trip saw 47276 work as far as Basingstoke, where 58045 took over for the run into London.