Namur was tested on the London and North Western Railway and speeds up to 62 mph were recorded. Delivery of Namur and Liege to Belgium was delayed and they, with a third similar engine, were sold to the South Eastern Railway in December 1849, becoming SER Nos 81, 83 and 85. The LNWR obtained two other Crampton-type locomotives: Courier, 4-2-0, built at Crewe Works in 1847 and Liverpool, 6-2-0, built by Bury, Curtis, and Kennedy in 1848 Dundee and Perth and Aberdeen Junction Railway, absorbed by the Scottish Central Railway in 1863 Tulk and Ley apparently built no locomotives between 1848 and 1854, but the source of the quoted works numbers is doubtful. Fletcher Jennings By 1857 around twenty engines had been built and the company was taken over by Fletcher, Jennings & Co. References Morton, D.O. "The origins of Lowca engine works", The Industrial Locomotive, Vol 1 No 11 (1978) Lowe, J.W., (1989) British Steam Locomotive Builders, Guild Publishing Sharman, M., (1983) The Crampton Locomotive, published by the author, Locomotive manufacturers of the United Kingdom Companies based in Cumbria