Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/2831002
Is Reference of Papel heliográfico-es#Sense
Lysfølsomt specialpapir-da#Sense
Carta eliografica-it#Sense
Heliographisch papier-nl#Sense
Heliographic paper-en#Sense
Specially sensitised paper-en#Sense
Ηλιογραφικό χαρτί-el#Sense
Lichtdrukpapier-nl#Sense
Papier héliographique-fr#Sense
Lichtgevoelig papier-nl#Sense
Heliographisches Papier-de#Sense
Papel heliográfico-pt#Sense