No notes on the subject matter were left by the photographer, but this looks like an ailing Metro Cammell DMU being assisted by an ex-NB J37 0-6-0 on the climb from Inverkeithing to the Forth Bridge. The cavalcade is crossing the Jamestown viaduct in November 1965.
Location: Jamestown Viaduct [Inverkeithing]
Original line: Forth Bridge Railway
Operator: British Rail
Photographer: Brian Haslehust
Contact photographer: Brian Haslehust
Date: 27/11/1965
Image number: 81838