Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Steuerung-de#Sense
Dampfsteuerung-de#Sense
Cambio di marcia a vapore-it#Sense
Changement de marche à vapeur-fr#Sense
Reversing gear-en#Sense
Steam reversing gear-en#Sense
Cambio de marcha-es#Sense
Μηχανισμός αλλαγής πορείας στις ατμομηχανές-el#Sense
Styring på damploko-da#Sense
Stoomverdelingsmechaniek-nl#Sense