PHOTO 1974 NIR'S 70-CLASS DEMU 77 ENTERING CASTLEROCK RAILWAY STATION ONE OF NIR'S 70-CLASS DEMU SETS BRINGS A LONDONDERRY BELFAST PASSENGER SERVICE INTO CASTLEROCK RAILWAY STATION. WITH THE EXCEPTION OF ONE COACH THE TRAIN IS IN THE ORIGINAL CLASS LIVERY INTRODUCED 1966 AND MODIFIED ONLY BY REPLACING A UTA CREST WITH THE NIR LOGO FROM 1968.
