Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field Subject Field/6411
Is Reference of Κλεψύδρα-el#Sense
Timeglas-da#Sense
Hour glass-en#Sense
Sanduhr-de#Sense
Sablier-fr#Sense
Zandloper-nl#Sense
Sand glass-en#Sense