2-8-4 lines. The JNR rebuilt a total of 104 locomotives to the 2-8-4 wheel arrangement from its older 2-8-2 Mikado classes, the Class D50, Class D51 and Class D52. Some of these locomotives survived in service up to the end of steam traction on the JNR in 1974. In 1951, Mexico’s "Ferrocarriles Nacionales de México" (N de M) bought five 2-8-4 locomotives, built by Baldwin Locomotive Works in 1940, from Norfolk Southern Railway in the United States of America (USA), where they had become redundant due to dieselisation. Before their arrival in Mexico, all five went through a complete major overhaul
How 2 was featured on the "30 Years of CITV" documentary that aired on ITV on 29 December 2012 and featured interviews with Dinenage and Jones. The last episode of the series was a 30th anniversary special. Before that, there was "The Best of How 2" which aired on 18 August 1997. There was no series aired in 1998 but there was a spin-off series called "How Goes 2", which aired from 25 February to 15 April 1998. The series focused on Fred and Gareth going to different places each week, and the 8 shows featured segments from the first 6 year