20/04/81 - Haymarket TMD. Heyday of the Deltics: Page 45.
20/04/81 - 1A51 17:00 Edinburgh - Aberdeen. Deltics at Work: Page 101.
20/04/81 - 1A51 17:00 Edinburgh - Aberdeen. Deltic Deadline No.62: Page 20.
20/04/81 - 1A51 17:00 Edinburgh - Aberdeen. Heyday of the Deltics: Page 46.
20/04/81 - 1A51 17:00 Edinburgh - Aberdeen. Rail Portfolio No.3: Page 46.

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