Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Fascio di luce orizzontale-it#Sense
Lumière rasante-fr#Sense
Feixe horizontal de luz-pt#Sense
Vaakasuora valonsäde-fi#Sense
Luce radente-it#Sense
Streifender Lichteinfall-de#Sense
Horizontal beam of light-en#Sense
Horizontale lichtstraal-nl#Sense
Haz horizontal de luz-es#Sense
Οριζόντια δέσμη φωτός-el#Sense