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Ontology
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XX
marker
This is border point 60°32'43'',41 N 27°47'45'',10 E what is defined as the point where border enters the mainland.
The current location is taken from official Finnish maps (MML) that is slightly different than the location using simple conversion from coordinates
1
http://www.finlex.fi/fi/sopimukset/sopsteksti/1941/19410012/19410012_3
Names