R Schmidt comments on the date (1956) that came with the negative "Looks like an early 1960s shot showing an inter regional working from Bournemouth to the north via Reading and Oxford, as clearly evidenced by the twin SR white route discs placed horizontally apart at low level on the front of the loco.

Moreover, the engine has a modified, cut-down tender, a type mainly introduced from the late 1950s onwards; and the rolling stock is made up of Mark I carriges, when S.R. West of England services typically used numbered Bulleid coach sets with roofboards"