Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2831002
Is Reference of Durchlichtkopierverfahren-de#Sense
Méthode de tirage par contact direct-fr#Sense
Direct contact copying method-en#Sense
Metodo di copiatura per contatto diretto-it#Sense
Contactkopieerwerkwijze in doorzicht-nl#Sense