No formation details found.
A Class 104 at Longsight depot in March 1974. Embellished with a white dome and red buffer beam, it still retains an old style destination blind with Manchester London Road (it had been renamed to Piccadilly 10 years before). It also carries a set number in the cab number - 457 - possibly BX457. John McIntyre.
Do you have any images of the set you can add?