The headcode is displaying 1M25 but with the Northampton line visible in the distance it must be an Up train.
View looking north towards Hillmorton Sidings from the footbridge over the WCML near MP79½.
Above the third & fourth coach can be seen the two bridges on the Northampton line crossing Crick Road and the Oxford Canal.
Wooden sleepers on the down and concrete on the up, together with the telegraph spars and OHL masts, match with a 25 May 1963 image of 45690 at Kilsby.
June 12th was a Wednesday.