Original: In 1953 , London Transport used the tramway to store 120 unused buses and coaches in case they were needed for the Coronation but proposals to convert the tramway subway to a car park or a film studio failed and it was leased out as a storage facility from October 1957 .
Simplified: This was in case they were needed for the Coronation . However , proposals to convert the tramway subway to a car park or a film studio failed and it was leased out as a storage facility from October 1957 .