935 WDs, (always know as DubDees) were built as WW2 austerity locomotives for use in liberated Europe. After the war many found there way into stock on various European lines, 733 on British Railways. None of the 733 survived. The Worth Valley railway were fortunate to purchase a DubDee from Sweden in 1973.
Following restoration it ran in it Swedish form. During it's latest overhaul it was decided to restore the machine to its British form, the locomotive has assumed the next number in the BR sequence 90733, being the 734th WD in BR stock.
Seen here on a short freight train.
More info at
http://www.lner.info/locos/O/o7.shtml
Landscape photography is difficult due to the challenge of combining good light and good scenery. Good railroad photography enters another level of complexity since it requires the first two while there is a train in view.