16th July 2021 Colas Rail Freight Class 66 No. 66849 'Wylam Dilly' and No. 66850 'David Maidment OBE www.railwaychildren.org.uk' 'top and tail' a southbound engineers through Norton Fiztwarren on the 16th July 2021 operating 6C23 16:37 Westbury - Lostwithiel loaded with new steel sleepers and fresh ballast. (Photo: Phil Izzard)