Under James Holden, the 552 Class were given larger cylinders and newer boilers. By this time they were mostly relegated to ballast train duties. The entire class was withdrawn and scrapped between 1904 and 1906.[2]
^ abcBaxter, Bertram (2012). Baxter, David; Mitchell, Peter (eds.). British Locomotive Catalogue 1825–1923, Volume 6: Great Eastern Railway, North British Railway, Great North of Scotland Railway, Midland & Great Northern Joint Railway, remaining companies in the LNER group. Southampton: Kestrel Railway Books. ISBN 978-1-905505-26-5.