Instance of: http://www.w3.org/2004/02/skos/core#Concept
Subject Field unknown
Is Reference of Meet de helling van lagen in het boorgat-nl#Sense
Stratametre-fr#Sense
Pendagemetre-fr#Sense
Dip meter-en#Sense
Hellingmeter-nl#Sense
Τρυματομετρητής-el#Sense
Βαθύμετρο-el#Sense
Stratameter-de#Sense