PHOTO 6106 GWR COLLETT '61XX' CLASS 2-6-2T NO.6106 IN 1923 GWR COLLETT UNLINED BRUNSWICK GREEN LIVERY AT THE GWS DIDCOT RAILWAY CENTRE 23 MAY 2026. NOTE THE PAINTED SAFETY VALVE COVER. INITIALLY COLLETT DESIGNED A 4-6-2T VERSION OF THE 'STAR' CLASS BUT WITH SMALLER 5'8 WHEELS AND A SHORTENED BOILER.