IATE-211883

Instance of: http://www.w3.org/2004/02/skos/core#Concept

Subject Field	Subject Field/3606
Is Reference of	Arbeitsblatt-de#Sense
	Calculation chart-en#Sense
	Bildtafel-de#Sense
	Abaque-fr#Sense
	Ábaco-pt#Sense
	Ábaco-es#Sense