IATE-1402173

Subject Field	unknown
Is Reference of	Advance heading-en#Sense
	Galeria de avanço-pt#Sense
	Cunicolo di avanzamento-it#Sense
	Frontontgraving-nl#Sense
	Galerie d'avancement-fr#Sense
	Προωθημένο μέτωπο-el#Sense
	Pilottunnel-sv#Sense
	Pilotort-sv#Sense
	Galería de avance-es#Sense
	Richtstollen-de#Sense
	Pilottitunneli-fi#Sense
	Pilottunnel-da#Sense