Battle of Britain Class No. 34067 Tangmere with a passenger service of seven carriages at Motcombe, between Semley and Gillingham on the Salisbury-Exeter line.
Reporting number displayed is 464 and the leading carriage set is No. 856. From the high res. image, it appears that there are two 3-car sets with an additional carriage in the middle.
The locomotive is shown as allocated to Salisbury from May 1961 until October/November 1963, after which it was withdrawn. 34067 was subsequently preserved.