Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Welijzer-nl#Sense
Ferro fucinato-it#Sense
Fer forgé-fr#Sense
Wrought steel-en#Sense
Wrought iron-en#Sense
Smedejern-da#Sense
Puddelijzer-nl#Sense
Schmiedeeisen-de#Sense
Schweisseisen-de#Sense
Smeedijzer-nl#Sense
Smeed-(gewalst) staal-nl#Sense