55015 (D9015) "TULYAR" and 55007 (D9007) "PINZA" at King's Cross East siding on the 23rd April 1978. 55015 went on to work the Sunday 1S17 10:00 King's Cross - Aberdeen via Hertford and Lincoln, 55007 would remain in the capital until the 27th April when it was dispatched, via a King's Cross - Newcastle relief, to Doncaster for repairs at the works. A further Deltic 'regiment' can be seen parked on King's Cross Loco....