43017/43129 form 1A13 1030 Bristol Temple Meads-London Paddington passing through Sonning cutting on 12/08/2016.
43182/43176 enter Sonning cutting whilst forming 1A14 1100 Bristol Temple Meads-London Paddington on 12/08/2016.
43126 brings up the rear of 1A16 0741 Penzance-London Paddington as it passes through Sonning cutting on 12/08/2016.
