The diminutive Irish Shell diesel and one of the Sugar Company Rustons are at Whitehead. Industrial locos were few in Ireland compared with Britain or elsewhere, but a disproportionate amount, even of steam, remain in preservation! Derry Nos. 1 & 2, Guinness No. 3, Sugar Nos. 1 & 3.... On the narrow gauge, several Guinness steam and diesel both here and in GB....
Then there's the whole Bord na Mona story, along with that of other turf lines, the ESB, and Ardnacrusha.