Class 4, Engine Number 12
Eske
Class 4, Engine Number 13
Owenea – Built 1904; Nasmyth, Wilson; 4-6-4T; superheated 1922; renumbered 10 in 1937; scrapped 1952
Class 4, Engine Number 14
Erne - Built 1904; Nasmyth, Wilson; 4-6-4T; superheated 1922; renumbered 11 in 1937; sold for preservation in 1960 but subsequently cut up by a scrap dealer at
Letterkenny.
Class 4, Engine Number 15
Mourne – Built 1904; Nasmyth, Wilson; 4-6-4T; superheated 1933; renumbered 12 in 1937; scrapped 1952