67137. Railway traction diesel system, electrical and mechanical drives / Harland and Wolff, limited. - Belfast [etc.] : Harland and Wolff, ltd, [1930]. 43 p. : ill. : 22x28 cm (Publication ; 321). - PK : DE PATER DK 789

67137. Railway traction diesel system, electrical and mechanical drives / Harland and Wolff, limited. - Belfast [etc.] : Harland and Wolff, ltd, [1930]. 43 p. : ill. : 22x28 cm (Publication ; 321). - PK : DE PATER DK 789