The unusual appearance of a couple of 'Slim Jim' 33s in the Thames Valley. 33202 & 33207 pass Culham with the Hertfordshire Railtours 1Z36 07:28 Clapham Junction to Carlisle 'Eden Serpent' railtour on 8 November 1986. Didcot Power Station dominates the background, at what used to be (and to some extent still is) a popular location for northbound trains in the Oxford area. Probably the main reason for this is that it is on a main road and you don't have to walk very far from your car!