66 "Aerolite"
NER class X1  2-2-4T   built 1869
National Railway Museum, York
20 June 2010

NER numbers: 1478, 66   LNER: 66

Built originally as a 2-2-2WT, rebuilt in 1892 as 4-2-2T, rebuilt again in 1902 as 2-2-4T